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RHSA-2023:0856: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-2964: A flaw was found in the Linux kernel’s driver for the ASIX AX88179_178A-based USB 2.0/3.0 Gigabit Ethernet Devices. The vulnerability contains multiple out-of-bounds reads and possible out-of-bounds writes.
  • CVE-2022-3564: A use-after-free flaw was found in the Linux kernel’s L2CAP bluetooth functionality in how a user triggers a race condition by two malicious flows in the L2CAP bluetooth packets. This flaw allows a local or bluetooth connection user to crash the system or potentially escalate privileges.
  • CVE-2022-4378: A stack overflow flaw was found in the Linux kernel’s SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.
Red Hat Security Data
#vulnerability#linux#red_hat#sap

Issued:

2023-02-21

Updated:

2023-02-21

RHSA-2023:0856 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: kernel security update

Type/Severity

Security Advisory: Important

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact of Important. 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.

Description

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: memory corruption in AX88179_178A based USB ethernet device. (CVE-2022-2964)
  • kernel: use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c (CVE-2022-3564)
  • kernel: stack overflow in do_proc_dointvec and proc_skip_spaces (CVE-2022-4378)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

Affected Products

  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.1 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.1 x86_64

Fixes

  • BZ - 2067482 - CVE-2022-2964 kernel: memory corruption in AX88179_178A based USB ethernet device.
  • BZ - 2150999 - CVE-2022-3564 kernel: use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c
  • BZ - 2152548 - CVE-2022-4378 kernel: stack overflow in do_proc_dointvec and proc_skip_spaces

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.1

SRPM

kernel-4.18.0-147.80.1.el8_1.src.rpm

SHA-256: 526c0b9e265270ea554a05cf533396520edc3fdca64974640fd49523912e453a

ppc64le

bpftool-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 20157e2489cb915ef76ea69c78d2cfa79375181562d04db00666abdd901e0f69

bpftool-debuginfo-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 7cdb6be6758faf71007180af9ff04f9629d86221e62243b5776a0580bdb66cfb

kernel-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: d4c2f77c16d85ffcb816ed91588e4eb532f261b89895bcb191e7fca357774a0f

kernel-abi-whitelists-4.18.0-147.80.1.el8_1.noarch.rpm

SHA-256: ee91ee86abd9bad8dee381c6340537bb169cda08590c09a9c92ae544fa3fa8e7

kernel-core-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: a29607ada27f788e7289cc005be4d8b9d9d74ff50ccdc9e59a9c94401c4dd86f

kernel-cross-headers-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 8427e0d82de1c83e2f10fa193afe605690d0b1f57821210b953aec3349eca223

kernel-debug-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: d69c702990598ee92bddda2829e73b368c3067845acff33cec5b9e4d7e6988d6

kernel-debug-core-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: d6edd0954d3a9a4b05bf74b26386f84c3a277f020641eba1f6a637e085c04880

kernel-debug-debuginfo-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 66ab0504382f0a79e4edb443e54031e81c4ec37af3a690c7990f0b70a6523fa3

kernel-debug-devel-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 92dbf0dfa948fd5d4e697e42c28134b91deec8c46d150abeee491beb3485581f

kernel-debug-modules-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 3ffd608f7b484d11ffe668ce9b228540ab5e5449697cd726d8a1a0a57523350a

kernel-debug-modules-extra-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 9bf808568cc9ec6ee6ea649f61edaacb0c12e8e56ffe54dee1a51a1ae7548311

kernel-debuginfo-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 9e717f381203095a9864f75598f9d7a5b7a1bb2cf6af959a869d21175a2b8b1b

kernel-debuginfo-common-ppc64le-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 9aac0e84497ec809bdfde83cc168492ffd3854a4a6bf314aa48da85e98594f6f

kernel-devel-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 02d272a973cf2b3201f31ead0ca07204456ea3588692bcaba62d38834904898a

kernel-doc-4.18.0-147.80.1.el8_1.noarch.rpm

SHA-256: ca1147b69e00065337f904c86763b086c2f0bd66c0b7d962b3d5addf8afe80fa

kernel-headers-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: f937f6b4642600cae0c1d2e16e38a877c22e27a08b1105b81a5160fcb87bda11

kernel-modules-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 70f8f0009a134ff5f475f4f771d3e19f4c7ca7793d315d9a77426c89ab68c50b

kernel-modules-extra-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: dbf874d85f67901e9bc12d5e93711767cce1d9c5ee3a54c61473c19c55a6bf4b

kernel-tools-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 52edf2f20bd3c4150035f65c35ba8da15d6a8c03459c4905578533c18a0fd352

kernel-tools-debuginfo-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 05e8ef8a0b3092beb0c24bb0a3affbb76b9649c353a00fa95ececfc2a1e56358

kernel-tools-libs-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: cb695ee7d7fde761a8b506b85f72d2c8bb5a82a7247bcb98c7f6b3609799f932

perf-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 39a602da005a7487051137bfd61d28d2ca91ac8ffd530781c0cebd1237524ead

perf-debuginfo-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: ee13103f9ce36d46132ca7b4f0df5186432b259d31eb1705ef3e6cf2349d08e5

python3-perf-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 6b10dc5289cb6cada00bf45766753ba9aa9b53b9c9997d77a50ec045f19a7bbe

python3-perf-debuginfo-4.18.0-147.80.1.el8_1.ppc64le.rpm

SHA-256: 3f7890b9335ec7cab87a214aeccf69f32e4ce1be75d081067723952e58b4584b

Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.1

SRPM

kernel-4.18.0-147.80.1.el8_1.src.rpm

SHA-256: 526c0b9e265270ea554a05cf533396520edc3fdca64974640fd49523912e453a

x86_64

bpftool-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 495a5f936646f6a656360a8824c6976db297ebb22802d6392824aa58e1fda6a5

bpftool-debuginfo-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: d3cd6a5667e43e4637af617beb4bc4f2fe6083edcad4f32b8223267dd4f79d94

kernel-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 09bda10e0c02803241023133229a127d50f79231edd751514dd31b2de9a78215

kernel-abi-whitelists-4.18.0-147.80.1.el8_1.noarch.rpm

SHA-256: ee91ee86abd9bad8dee381c6340537bb169cda08590c09a9c92ae544fa3fa8e7

kernel-core-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: f02057eefeaab3a895ce34fc46e59ca9ac0f5d1bf6e4564090ba49bc455da135

kernel-cross-headers-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: beb812fc0178406889b586c4238b931f808d069f087b846de90871686e400d08

kernel-debug-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 38531e2ea1c0c7fdb99e6e1ad3c987cc166e965c05fb719406f92f7fa4b05a79

kernel-debug-core-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 41670b369ad0888ae205885df96b0eb62a40471f3c2c75dd35c34330024a68a7

kernel-debug-debuginfo-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 189db0e2c76fb51233854e6b2dd3b27535eaed2aac7423e17bd4ae94963acabb

kernel-debug-devel-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 5f29258b56db1d4199f0b6a0bbf7a8bd0caf0c90c14f98c07a2fdfbbcdbbf1e8

kernel-debug-modules-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: fedaf95185abf69ff1516faf3a49182d2a446932fbf5c2c2ee8868ca4861de2b

kernel-debug-modules-extra-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 22f79282feb6529d475c22949b977b499fc28fd7eeaba5c443b0e3f9cdcab795

kernel-debuginfo-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 3f7ee3f35c55547936b68d79b42ed7f83b86e877f088b9eed95617315c0b8c8a

kernel-debuginfo-common-x86_64-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 82bb0dc398cee31d6205e75a3983c787964eca3e8dae591cd05477aca40c7a24

kernel-devel-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: b470bf62103fb4e9f5e69168fbff23c6366a0766a54df6e544176f0d51114b71

kernel-doc-4.18.0-147.80.1.el8_1.noarch.rpm

SHA-256: ca1147b69e00065337f904c86763b086c2f0bd66c0b7d962b3d5addf8afe80fa

kernel-headers-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: fe20edd4fd71582113addd7e8dd44ed606b6b83ebe263d2659b44cad152d32d4

kernel-modules-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: ee8e0bcff33cfb9fc154daf1736f51a47c0b6c2f5d26f0896920580f6d94cef9

kernel-modules-extra-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 569ccc92ec86a8cfface57416300eb6778546bba9fb7f76405fdcd86d49b71b6

kernel-tools-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 23788b3a67a73f711a9665bd0f79dc1734a02c39aa76b839ec46920079a1c113

kernel-tools-debuginfo-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 23f28654aadfc4e116af23a66fd86444b65dd7ab8a1eb84e600111361173f994

kernel-tools-libs-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 1aedc4d9b6804fe89036e9c3a921ac12d3bf49e04195c00314ff2e5427f2f039

perf-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 58fd46714125ccd3484884851cc6512888fd1dc3125908eede91378ebcf1689f

perf-debuginfo-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: a6abdaa8c1cf945e32cbe60b7dd3e7dddc707405715054250077d28fd8b3a7f3

python3-perf-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: 668e8644564fa38a143c1698e66815684cd3cf6278a6e940fb3deea24c0abd64

python3-perf-debuginfo-4.18.0-147.80.1.el8_1.x86_64.rpm

SHA-256: f9f6814cceb0feae5c16b667e6d41a4f8c6e20e69e97abc6336896260ca483d8

The Red Hat security contact is [email protected]. More contact details at https://access.redhat.com/security/team/contact/.

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An update for kernel-rt is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-3564: A use-after-free flaw was found in the Linux kernel’s L2CAP bluetooth functionality in how a user triggers a race condition by two malicious flows in the L2CAP bluetooth packets. This flaw allows a local or bluetooth connection user to crash the system or potentially escalate privileges. * CVE-2022-4269: A flaw was fou...

Red Hat Security Advisory 2023-1110-01

Red Hat Security Advisory 2023-1110-01 - The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Red Hat Security Advisory 2023-1101-01

Red Hat Security Advisory 2023-1101-01 - This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.

Red Hat Security Advisory 2023-1092-01

Red Hat Security Advisory 2023-1092-01 - The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Issues addressed include a use-after-free vulnerability.

RHSA-2023:1130: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-2964: A flaw was found in the Linux kernel’s driver for the ASIX AX88179_178A-based USB 2.0/3.0 Gigabit Ethernet Devices. The vulnerability contains multiple out-of-bounds reads and possible out-of-bounds writes. * CVE-2022-4269: A flaw was found in the Linux kernel Traffic Control (TC) subsystem. Using a specific networking co...

RHSA-2023:1091: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-4378: A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system. * CVE-2022-42703: A memory leak flaw with use-after-free capability was found in the Linux kernel. The VMA mm/rmap.c fun...

Ubuntu Security Notice USN-5917-1

Ubuntu Security Notice 5917-1 - It was discovered that the Upper Level Protocol subsystem in the Linux kernel did not properly handle sockets entering the LISTEN state in certain protocols, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service or execute arbitrary code.

Red Hat Security Advisory 2023-0944-01

Red Hat Security Advisory 2023-0944-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system.

RHSA-2023:1008: Red Hat Security Advisory: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-3564: A use-after-free flaw was found in the Linux kernel’s L2CAP bluetooth functionality in how a user triggers a race condition by two malicious flows in the L2CAP bluetooth packets. This flaw allows a local or bluetooth connection user to crash the system or potentially escalate privileges. * CVE-2022-4378: A stack overflow flaw was found in th...

RHSA-2023:0979: Red Hat Security Advisory: kernel-rt security and bug fix update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-2873: An out-of-bounds memory access flaw was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way a user triggers the I2C_SMBUS_BLOCK_DATA (with the ioctl I2C_SMBUS) with malicious input data. This flaw allows a local user to crash the system. * CVE-2022-3564: A use-after-free flaw was found in the Linux kernel’s L2CAP blue...

RHSA-2023:0944: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 7.7 Advanced Update Support, Red Hat Enterprise Linux 7.7 Telco Extended Update Support, and Red Hat Enterprise Linux 7.7 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-4378: A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalat...

Ubuntu Security Notice USN-5883-1

Ubuntu Security Notice 5883-1 - Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service or execute arbitrary code. It was discovered that an out-of-bounds write vulnerability existed in the Video for Linux 2 implementation in the Linux kernel. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.

Red Hat Security Advisory 2023-0856-01

Red Hat Security Advisory 2023-0856-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include a use-after-free vulnerability.

RHSA-2023:0858: Red Hat Security Advisory: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-2964: A flaw was found in the Linux kernel’s driver for the ASIX AX88179_178A-based USB 2.0/3.0 Gigabit Ethernet Devices. The vulnerability contains multiple out-of-bounds reads and possible out-of-bounds writes. * CVE-2022-3564: A use-after-free flaw was found in the Linux kernel’s L2CAP bluetooth functionality...

Ubuntu Security Notice USN-5879-1

Ubuntu Security Notice 5879-1 - Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service or execute arbitrary code. Tamás Koczka discovered that the Bluetooth L2CAP handshake implementation in the Linux kernel contained multiple use-after-free vulnerabilities. A physically proximate attacker could use this to cause a denial of service or possibly execute arbitrary code.

Ubuntu Security Notice USN-5877-1

Ubuntu Security Notice 5877-1 - Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service or execute arbitrary code. Tamás Koczka discovered that the Bluetooth L2CAP handshake implementation in the Linux kernel contained multiple use-after-free vulnerabilities. A physically proximate attacker could use this to cause a denial of service or possibly execute arbitrary code.

Ubuntu Security Notice USN-5860-1

Ubuntu Security Notice 5860-1 - Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service or execute arbitrary code. Tamás Koczka discovered that the Bluetooth L2CAP handshake implementation in the Linux kernel contained multiple use-after-free vulnerabilities. A physically proximate attacker could use this to cause a denial of service or possibly execute arbitrary code.

Ubuntu Security Notice USN-5832-1

Ubuntu Security Notice 5832-1 - Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service or execute arbitrary code. Tamás Koczka discovered that the Bluetooth L2CAP handshake implementation in the Linux kernel contained multiple use-after-free vulnerabilities. A physically proximate attacker could use this to cause a denial of service or possibly execute arbitrary code.

Ubuntu Security Notice USN-5831-1

Ubuntu Security Notice 5831-1 - Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service or execute arbitrary code. Tamás Koczka discovered that the Bluetooth L2CAP handshake implementation in the Linux kernel contained multiple use-after-free vulnerabilities. A physically proximate attacker could use this to cause a denial of service or possibly execute arbitrary code.

Red Hat Security Advisory 2023-0399-01

Red Hat Security Advisory 2023-0399-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system.

Red Hat Security Advisory 2023-0396-01

Red Hat Security Advisory 2023-0396-01 - This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.

Red Hat Security Advisory 2023-0395-01

Red Hat Security Advisory 2023-0395-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system.

Red Hat Security Advisory 2023-0392-01

Red Hat Security Advisory 2023-0392-01 - The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

RHSA-2023:0404: Red Hat Security Advisory: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-2964: kernel: memory corruption in AX88179_178A based USB ethernet device.

RHSA-2023:0395: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, and Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-2964: kernel: memory corruption in AX88179_178A based USB ethernet device.

RHSA-2023:0392: Red Hat Security Advisory: kernel-rt security and bug fix update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8.2 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-2964: kernel: memory corruption in AX88179_178A based USB ethernet device.

RHSA-2023:0396: Red Hat Security Advisory: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-2964: kernel: memory corruption in AX88179_178A based USB ethernet device.

Ubuntu Security Notice USN-5814-1

Ubuntu Security Notice 5814-1 - Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service or execute arbitrary code. Tamás Koczka discovered that the Bluetooth L2CAP handshake implementation in the Linux kernel contained multiple use-after-free vulnerabilities. A physically proximate attacker could use this to cause a denial of service or possibly execute arbitrary code.

Ubuntu Security Notice USN-5809-1

Ubuntu Security Notice 5809-1 - Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service or execute arbitrary code. Tamás Koczka discovered that the Bluetooth L2CAP handshake implementation in the Linux kernel contained multiple use-after-free vulnerabilities. A physically proximate attacker could use this to cause a denial of service or possibly execute arbitrary code.

RHSA-2023:0123: Red Hat Security Advisory: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. 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-2022-2964: kernel: memory corruption in AX88179_178A based USB ethernet device. * CVE-2022-4139: kernel: i915: Incorrect GPU TLB flush can lead to random memory access

Ubuntu Security Notice USN-5799-1

Ubuntu Security Notice 5799-1 - Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service or execute arbitrary code.

CVE-2022-4378: Linux kernel stack-based buffer overflow

A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Scanvus now supports Vulners and Vulns.io VM Linux vulnerability detection APIs

Hello everyone! Great news for my open source Scanvus project! You can now perform vulnerability checks on Linux hosts and docker images not only using the Vulners.com API, but also with the Vulns.io VM API. It’s especially nice that all the code to support the new API was written and contributed by colleagues from Vulns.io. […]

Ubuntu Security Notice USN-5774-1

Ubuntu Security Notice 5774-1 - Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service.

Ubuntu Security Notice USN-5754-2

Ubuntu Security Notice 5754-2 - It was discovered that the NFSD implementation in the Linux kernel did not properly handle some RPC messages, leading to a buffer overflow. A remote attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that a memory leak existed in the IPv6 implementation of the Linux kernel. A local attacker could use this to cause a denial of service.

Ubuntu Security Notice USN-5756-3

Ubuntu Security Notice 5756-3 - Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that a memory leak existed in the IPv6 implementation of the Linux kernel. A local attacker could use this to cause a denial of service.

CVE-2022-41802: en/security-disclosure/2022/2022-12.md · OpenHarmony/security - Gitee.com

Kernel subsystem within OpenHarmony-v3.1.4 and prior versions in kernel_liteos_a has a kernel stack overflow vulnerability when call SysClockGetres. 4 bytes padding data from kernel stack are copied to user space incorrectly and leaked.

Ubuntu Security Notice USN-5756-2

Ubuntu Security Notice 5756-2 - Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that a memory leak existed in the IPv6 implementation of the Linux kernel. A local attacker could use this to cause a denial of service.

Ubuntu Security Notice USN-5757-2

Ubuntu Security Notice 5757-2 - Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that the video4linux driver for Empia based TV cards in the Linux kernel did not properly perform reference counting in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.

Ubuntu Security Notice USN-5757-1

Ubuntu Security Notice 5757-1 - Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that the video4linux driver for Empia based TV cards in the Linux kernel did not properly perform reference counting in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.

Ubuntu Security Notice USN-5756-1

Ubuntu Security Notice 5756-1 - Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that a memory leak existed in the IPv6 implementation of the Linux kernel. A local attacker could use this to cause a denial of service.

Ubuntu Security Notice USN-5754-1

Ubuntu Security Notice 5754-1 - It was discovered that the NFSD implementation in the Linux kernel did not properly handle some RPC messages, leading to a buffer overflow. A remote attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that a memory leak existed in the IPv6 implementation of the Linux kernel. A local attacker could use this to cause a denial of service.

CVE-2022-3564

A vulnerability classified as critical was found in Linux Kernel. Affected by this vulnerability is the function l2cap_reassemble_sdu of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211087.

Ubuntu Security Notice USN-5650-1

Ubuntu Security Notice 5650-1 - It was discovered that the framebuffer driver on the Linux kernel did not verify size limits when changing font or screen size, leading to an out-of- bounds write. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that the virtual terminal driver in the Linux kernel did not properly handle VGA console font changes, leading to an out-of-bounds write. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.