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Gentoo Linux Security Advisory 202401-16

Gentoo Linux Security Advisory 202401-16 - Multiple vulnerabilities have been discovered in FreeRDP, the worst of which could result in code execution. Versions greater than or equal to 2.11.0 are affected.

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#vulnerability#web#mac#linux

Gentoo Linux Security Advisory GLSA 202401-16


                                       https://security.gentoo.org/  

Severity: Normal
Title: FreeRDP: Multiple Vulnerabilities
Date: January 12, 2024
Bugs: #881525, #918546
ID: 202401-16


Synopsis

Multiple vulnerabilities have been discovered in FreeRDP, the worst of
which could result in code execution.

Background

FreeRDP is a free implementation of the remote desktop protocol.

Affected packages

Package Vulnerable Unaffected


net-misc/freerdp < 2.11.0 >= 2.11.0

Description

Multiple vulnerabilities have been discovered in FreeRDP. Please review
the CVE identifiers referenced below for details.

Impact

Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

Resolution

All FreeRDP users should upgrade to the latest version:

emerge --sync

emerge --ask --oneshot --verbose “>=net-misc/freerdp-2.11.0”

References

[ 1 ] CVE-2022-39316
https://nvd.nist.gov/vuln/detail/CVE-2022-39316
[ 2 ] CVE-2022-39317
https://nvd.nist.gov/vuln/detail/CVE-2022-39317
[ 3 ] CVE-2022-39318
https://nvd.nist.gov/vuln/detail/CVE-2022-39318
[ 4 ] CVE-2022-39319
https://nvd.nist.gov/vuln/detail/CVE-2022-39319
[ 5 ] CVE-2022-39320
https://nvd.nist.gov/vuln/detail/CVE-2022-39320
[ 6 ] CVE-2022-39347
https://nvd.nist.gov/vuln/detail/CVE-2022-39347
[ 7 ] CVE-2022-41877
https://nvd.nist.gov/vuln/detail/CVE-2022-41877
[ 8 ] CVE-2023-39350
https://nvd.nist.gov/vuln/detail/CVE-2023-39350
[ 9 ] CVE-2023-39351
https://nvd.nist.gov/vuln/detail/CVE-2023-39351
[ 10 ] CVE-2023-39352
https://nvd.nist.gov/vuln/detail/CVE-2023-39352
[ 11 ] CVE-2023-39353
https://nvd.nist.gov/vuln/detail/CVE-2023-39353
[ 12 ] CVE-2023-39354
https://nvd.nist.gov/vuln/detail/CVE-2023-39354
[ 13 ] CVE-2023-39355
https://nvd.nist.gov/vuln/detail/CVE-2023-39355
[ 14 ] CVE-2023-39356
https://nvd.nist.gov/vuln/detail/CVE-2023-39356
[ 15 ] CVE-2023-40181
https://nvd.nist.gov/vuln/detail/CVE-2023-40181
[ 16 ] CVE-2023-40186
https://nvd.nist.gov/vuln/detail/CVE-2023-40186
[ 17 ] CVE-2023-40187
https://nvd.nist.gov/vuln/detail/CVE-2023-40187
[ 18 ] CVE-2023-40188
https://nvd.nist.gov/vuln/detail/CVE-2023-40188
[ 19 ] CVE-2023-40567
https://nvd.nist.gov/vuln/detail/CVE-2023-40567
[ 20 ] CVE-2023-40569
https://nvd.nist.gov/vuln/detail/CVE-2023-40569
[ 21 ] CVE-2023-40574
https://nvd.nist.gov/vuln/detail/CVE-2023-40574
[ 22 ] CVE-2023-40575
https://nvd.nist.gov/vuln/detail/CVE-2023-40575
[ 23 ] CVE-2023-40576
https://nvd.nist.gov/vuln/detail/CVE-2023-40576
[ 24 ] CVE-2023-40589
https://nvd.nist.gov/vuln/detail/CVE-2023-40589

Availability

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/202401-16

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users’ machines is of utmost
importance to us. Any security concerns should be addressed to
[email protected] or alternatively, you may file a bug at
https://bugs.gentoo.org.

License

Copyright 2024 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5

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Ubuntu Security Notice USN-6522-2

Ubuntu Security Notice 6522-2 - USN-6522-1 fixed several vulnerabilities in FreeRDP. This update provides the corresponding update for Ubuntu 18.04 LTS. It was discovered that FreeRDP incorrectly handled drive redirection. If a user were tricked into connection to a malicious server, a remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP incorrectly handled certain surface updates. A remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6522-2

Ubuntu Security Notice 6522-2 - USN-6522-1 fixed several vulnerabilities in FreeRDP. This update provides the corresponding update for Ubuntu 18.04 LTS. It was discovered that FreeRDP incorrectly handled drive redirection. If a user were tricked into connection to a malicious server, a remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP incorrectly handled certain surface updates. A remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6522-2

Ubuntu Security Notice 6522-2 - USN-6522-1 fixed several vulnerabilities in FreeRDP. This update provides the corresponding update for Ubuntu 18.04 LTS. It was discovered that FreeRDP incorrectly handled drive redirection. If a user were tricked into connection to a malicious server, a remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP incorrectly handled certain surface updates. A remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6522-1

Ubuntu Security Notice 6522-1 - It was discovered that FreeRDP incorrectly handled drive redirection. If a user were tricked into connection to a malicious server, a remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP incorrectly handled certain surface updates. A remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6522-1

Ubuntu Security Notice 6522-1 - It was discovered that FreeRDP incorrectly handled drive redirection. If a user were tricked into connection to a malicious server, a remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP incorrectly handled certain surface updates. A remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6522-1

Ubuntu Security Notice 6522-1 - It was discovered that FreeRDP incorrectly handled drive redirection. If a user were tricked into connection to a malicious server, a remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP incorrectly handled certain surface updates. A remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6401-1

Ubuntu Security Notice 6401-1 - It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6401-1

Ubuntu Security Notice 6401-1 - It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6401-1

Ubuntu Security Notice 6401-1 - It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6401-1

Ubuntu Security Notice 6401-1 - It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6401-1

Ubuntu Security Notice 6401-1 - It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6401-1

Ubuntu Security Notice 6401-1 - It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6401-1

Ubuntu Security Notice 6401-1 - It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6401-1

Ubuntu Security Notice 6401-1 - It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6401-1

Ubuntu Security Notice 6401-1 - It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice USN-6401-1

Ubuntu Security Notice 6401-1 - It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly execute arbitrary code.

CVE-2023-40574: Out-Of-Bounds Write in general_YUV444ToRGB_8u_P3AC4R_BGRX

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Write in the `writePixelBGRX` function. This issue is likely down to incorrect calculations of the `nHeight` and `srcStep` variables. This issue has been addressed in version 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.

CVE-2023-40188: FreeRDP/libfreerdp/codec/nsc.c at 5be5553e0da72178a4b94cc1ffbdace9ceb153e5 · FreeRDP/FreeRDP

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Read in the `general_LumaToYUV444` function. This Out-Of-Bounds Read occurs because processing is done on the `in` variable without checking if it contains data of sufficient length. Insufficient data for the `in` variable may cause errors or crashes. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.

CVE-2023-40567: FreeRDP/libfreerdp/codec/clear.c at 5be5553e0da72178a4b94cc1ffbdace9ceb153e5 · FreeRDP/FreeRDP

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Write in the `clear_decompress_bands_data` function in which there is no offset validation. Abuse of this vulnerability may lead to an out of bounds write. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. there are no known workarounds for this vulnerability.

CVE-2023-40186: FreeRDP/libfreerdp/gdi/gfx.c at fee2b10ba1154f952769a53eb608f044782e22f8 · FreeRDP/FreeRDP

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an IntegerOverflow leading to Out-Of-Bound Write Vulnerability in the `gdi_CreateSurface` function. This issue affects FreeRDP based clients only. FreeRDP proxies are not affected as image decoding is not done by a proxy. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.

CVE-2023-40576: Out-Of-Bounds Read in RleDecompress

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Read in the `RleDecompress` function. This Out-Of-Bounds Read occurs because FreeRDP processes the `pbSrcBuffer` variable without checking if it contains data of sufficient length. Insufficient data in the `pbSrcBuffer` variable may cause errors or crashes. This issue has been addressed in version 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.

CVE-2023-40575: Out-Of-Bounds Read in general_YUV444ToRGB_8u_P3AC4R_BGRX

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Read in the `general_YUV444ToRGB_8u_P3AC4R_BGRX` function. This issue is likely down to insufficient data for the `pSrc` variable and results in crashes. This issue has been addressed in version 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.

CVE-2023-40569: FreeRDP/libfreerdp/codec/progressive.c at 5be5553e0da72178a4b94cc1ffbdace9ceb153e5 · FreeRDP/FreeRDP

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Write in the `progressive_decompress` function. This issue is likely down to incorrect calculations of the `nXSrc` and `nYSrc` variables. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. there are no known workarounds for this vulnerability.

CVE-2023-40181: Integer-Underflow leading to Out-Of-Bound Read in zgfx_decompress_segment

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Integer-Underflow leading to Out-Of-Bound Read in the `zgfx_decompress_segment` function. In the context of `CopyMemory`, it's possible to read data beyond the transmitted packet range and likely cause a crash. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.

CVE-2023-40187: Use-After-Free in avc420_ensure_buffer, avc444_ensure_buffer

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions of the 3.x beta branch are subject to a Use-After-Free issue in the `avc420_ensure_buffer` and `avc444_ensure_buffer` functions. If the value of `piDstSize[x]` is 0, `ppYUVDstData[x]` will be freed. However, in this case `ppYUVDstData[x]` will not have been updated which leads to a Use-After-Free vulnerability. This issue has been addressed in version 3.0.0-beta3. Users of the 3.x beta releases are advised to upgrade. There are no known workarounds for this vulnerability.

CVE-2023-39356: Missing offset validation leading to Out-of-Bounds Read in gdi_multi_opaque_rect

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. In affected versions a missing offset validation may lead to an Out Of Bound Read in the function `gdi_multi_opaque_rect`. In particular there is no code to validate if the value `multi_opaque_rect->numRectangles` is less than 45. Looping through `multi_opaque_rect->`numRectangles without proper boundary checks can lead to Out-of-Bounds Read errors which will likely lead to a crash. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability.

CVE-2023-39353: Missing offset validation leading to Out Of Bound Read

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to a missing offset validation leading to Out Of Bound Read. In the `libfreerdp/codec/rfx.c` file there is no offset validation in `tile->quantIdxY`, `tile->quantIdxCb`, and `tile->quantIdxCr`. As a result crafted input can lead to an out of bounds read access which in turn will cause a crash. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability.

CVE-2023-39352: Invalid offset validation leading to Out Of Bound Write

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an invalid offset validation leading to Out Of Bound Write. This can be triggered when the values `rect->left` and `rect->top` are exactly equal to `surface->width` and `surface->height`. eg. `rect->left` == `surface->width` && `rect->top` == `surface->height`. In practice this should cause a crash. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability.

CVE-2023-39351: Null Pointer Dereference leading DOS in RemoteFX

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions of FreeRDP are subject to a Null Pointer Dereference leading a crash in the RemoteFX (rfx) handling. Inside the `rfx_process_message_tileset` function, the program allocates tiles using `rfx_allocate_tiles` for the number of numTiles. If the initialization process of tiles is not completed for various reasons, tiles will have a NULL pointer. Which may be accessed in further processing and would cause a program crash. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability.

CVE-2023-39350: Incorrect offset calculation leading to DOS

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. This issue affects Clients only. Integer underflow leading to DOS (e.g. abort due to `WINPR_ASSERT` with default compilation flags). When an insufficient blockLen is provided, and proper length validation is not performed, an Integer Underflow occurs, leading to a Denial of Service (DOS) vulnerability. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability.

CVE-2023-39355: Use-After-Free in RDPGFX_CMDID_RESETGRAPHICS

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Versions of FreeRDP on the 3.x release branch before beta3 are subject to a Use-After-Free in processing `RDPGFX_CMDID_RESETGRAPHICS` packets. If `context->maxPlaneSize` is 0, `context->planesBuffer` will be freed. However, without updating `context->planesBuffer`, this leads to a Use-After-Free exploit vector. In most environments this should only result in a crash. This issue has been addressed in version 3.0.0-beta3 and users of the beta 3.x releases are advised to upgrade. There are no known workarounds for this vulnerability.

CVE-2023-39354: Out-Of-Bounds Read in nsc_rle_decompress_data

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Read in the `nsc_rle_decompress_data` function. The Out-Of-Bounds Read occurs because it processes `context->Planes` without checking if it contains data of sufficient length. Should an attacker be able to leverage this vulnerability they may be able to cause a crash. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability.

CVE-2023-40589: Global-Buffer-Overflow in ncrush_decompress

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. In affected versions there is a Global-Buffer-Overflow in the ncrush_decompress function. Feeding crafted input into this function can trigger the overflow which has only been shown to cause a crash. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.

Red Hat Security Advisory 2023-2851-01

Red Hat Security Advisory 2023-2851-01 - FreeRDP is a free implementation of the Remote Desktop Protocol, released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Issues addressed include buffer overflow and out of bounds read vulnerabilities.

Red Hat Security Advisory 2023-2851-01

Red Hat Security Advisory 2023-2851-01 - FreeRDP is a free implementation of the Remote Desktop Protocol, released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Issues addressed include buffer overflow and out of bounds read vulnerabilities.

Red Hat Security Advisory 2023-2851-01

Red Hat Security Advisory 2023-2851-01 - FreeRDP is a free implementation of the Remote Desktop Protocol, released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Issues addressed include buffer overflow and out of bounds read vulnerabilities.

Red Hat Security Advisory 2023-2851-01

Red Hat Security Advisory 2023-2851-01 - FreeRDP is a free implementation of the Remote Desktop Protocol, released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Issues addressed include buffer overflow and out of bounds read vulnerabilities.

Red Hat Security Advisory 2023-2851-01

Red Hat Security Advisory 2023-2851-01 - FreeRDP is a free implementation of the Remote Desktop Protocol, released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Issues addressed include buffer overflow and out of bounds read vulnerabilities.

Red Hat Security Advisory 2023-2851-01

Red Hat Security Advisory 2023-2851-01 - FreeRDP is a free implementation of the Remote Desktop Protocol, released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Issues addressed include buffer overflow and out of bounds read vulnerabilities.

Red Hat Security Advisory 2023-2851-01

Red Hat Security Advisory 2023-2851-01 - FreeRDP is a free implementation of the Remote Desktop Protocol, released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Issues addressed include buffer overflow and out of bounds read vulnerabilities.

RHSA-2023:2851: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2851: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2851: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2851: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2851: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2851: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2851: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2326: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2326: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2326: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2326: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2326: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2326: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

RHSA-2023:2326: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-39282: A vulnerability was found in FreeRDP where clients on UNIX systems using /parallel command line switch might read uninitialized data and send it to the client's server. The vulnerability allows a remote attacker to gain access to sensitive information. * CVE-2022-39283: A vulnerability was found in FreeRDP where all clients using the /video comma...

Ubuntu Security Notice USN-5734-1

Ubuntu Security Notice 5734-1 - It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information.

Ubuntu Security Notice USN-5734-1

Ubuntu Security Notice 5734-1 - It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information.

Ubuntu Security Notice USN-5734-1

Ubuntu Security Notice 5734-1 - It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information.

Ubuntu Security Notice USN-5734-1

Ubuntu Security Notice 5734-1 - It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information.

Ubuntu Security Notice USN-5734-1

Ubuntu Security Notice 5734-1 - It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information.

Ubuntu Security Notice USN-5734-1

Ubuntu Security Notice 5734-1 - It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. It was discovered that FreeRDP incorrectly handled certain data lenghts. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information.

CVE-2022-39318: Division by zero in urbdrc channel

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing input validation in `urbdrc` channel. A malicious server can trick a FreeRDP based client to crash with division by zero. This issue has been addressed in version 2.9.0. All users are advised to upgrade. Users unable to upgrade should not use the `/usb` redirection switch.

CVE-2022-39319: Missing length validation in urbdrc channel

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing input length validation in the `urbdrc` channel. A malicious server can trick a FreeRDP based client to read out of bound data and send it back to the server. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the `/usb` redirection switch.

CVE-2022-39317: Undefined behaviour in zgfx decoder

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing a range check for input offset index in ZGFX decoder. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it. This issue has been addressed in version 2.9.0. There are no known workarounds for this issue.

CVE-2022-41877: Missing input length validation in `drive` channel

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing input length validation in `drive` channel. A malicious server can trick a FreeRDP based client to read out of bound data and send it back to the server. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the drive redirection channel - command line options `/drive`, `+drives` or `+home-drive`.

CVE-2022-39320: Heap buffer overflow in urbdrc channel

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP may attempt integer addition on too narrow types leads to allocation of a buffer too small holding the data written. A malicious server can trick a FreeRDP based client to read out of bound data and send it back to the server. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the `/usb` redirection switch.

CVE-2022-39347: Missing path sanitation with `drive` channel

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing path canonicalization and base path check for `drive` channel. A malicious server can trick a FreeRDP based client to read files outside the shared directory. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the `/drive`, `/drives` or `+home-drive` redirection switch.

CVE-2022-39316: Added missing length checks in zgfx_decompress_segment · FreeRDP/FreeRDP@e865c24

FreeRDP is a free remote desktop protocol library and clients. In affected versions there is an out of bound read in ZGFX decoder component of FreeRDP. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it likely resulting in a crash. This issue has been addressed in the 2.9.0 release. Users are advised to upgrade.

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