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Red Hat Security Advisory 2023-7625-03

Red Hat Security Advisory 2023-7625-03 - An update is now available for Red Hat JBoss Core Services. Issues addressed include buffer overflow, denial of service, and information leakage vulnerabilities.

Packet Storm
#vulnerability#red_hat#dos#apache#js#buffer_overflow#ssl
The following advisory data is extracted from:https://access.redhat.com/security/data/csaf/v2/advisories/2023/rhsa-2023_7625.jsonRed Hat officially shut down their mailing list notifications October 10, 2023.  Due to this, Packet Storm has recreated the below data as a reference point to raise awareness.  It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.- Packet Storm Staff====================================================================Red Hat Security AdvisorySynopsis:           Important: Red Hat JBoss Core Services Apache HTTP Server 2.4.57 SP2 security updateAdvisory ID:        RHSA-2023:7625-03Product:            Red Hat JBoss Core ServicesAdvisory URL:       https://access.redhat.com/errata/RHSA-2023:7625Issue date:         2023-12-07Revision:           03CVE Names:          CVE-2023-0464====================================================================Summary: An update is now available for Red Hat JBoss Core Services.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:Red Hat JBoss Core Services is a set of supplementary software for Red Hat JBoss middleware products. This software, such as Apache HTTP Server, is common to multiple JBoss middleware products and packaged under Red Hat JBoss Core Services, to allow for faster distribution of updates and for a more consistent update experience.This release of Red Hat JBoss Core Services Apache HTTP Server 2.4.57 Service Pack 2 serves as a replacement for Red Hat JBoss Core Services Apache HTTP Server 2.4.57 Service Pack 1, and includes bug fixes and enhancements, which are documented in the Release Notes linked to in the References section.Security Fix(es):* curl: a heap based buffer overflow in the SOCKS5 proxy handshake (CVE-2023-38545)* curl: out of heap memory issue due to missing limit on header quantity (CVE-2023-38039)* curl: cookie injection with none file (CVE-2023-38546)* jbcs-httpd24-mod_jk: httpd: Apache Tomcat Connectors (mod_jk) Information Disclosure (CVE-2023-41081)* jbcs-httpd24-openssl: OpenSSL: Excessive time spent checking DH q parameter value (CVE-2023-3817)* mod_http2: reset requests exhaust memory (incomplete fix of CVE-2023-44487) (CVE-2023-45802)* openssl: Excessive time spent checking DH keys and parameters (CVE-2023-3446)* openssl: Invalid certificate policies in leaf certificates are silently ignored (CVE-2023-0465)* openssl: Possible DoS translating ASN.1 object identifiers (CVE-2023-2650)* openssl: Denial of service by excessive resource usage in verifying X509 policy constraints (CVE-2023-0464)* openssl: Certificate policy check not enabled (CVE-2023-0466)A Red Hat Security Bulletin which addresses further details about this flaw is available in the References section.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:https://access.redhat.com/articles/11258CVEs:CVE-2023-0464References:https://access.redhat.com/security/updates/classification/#importanthttps://bugzilla.redhat.com/show_bug.cgi?id=2181082https://bugzilla.redhat.com/show_bug.cgi?id=2182561https://bugzilla.redhat.com/show_bug.cgi?id=2182565https://bugzilla.redhat.com/show_bug.cgi?id=2207947https://bugzilla.redhat.com/show_bug.cgi?id=2224962https://bugzilla.redhat.com/show_bug.cgi?id=2227852https://bugzilla.redhat.com/show_bug.cgi?id=2238847https://bugzilla.redhat.com/show_bug.cgi?id=2239135https://bugzilla.redhat.com/show_bug.cgi?id=2241933https://bugzilla.redhat.com/show_bug.cgi?id=2241938https://bugzilla.redhat.com/show_bug.cgi?id=2243877

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Issue summary: Checking excessively long DH keys or parameters may be very slow. Impact summary: Applications that use the functions DH_check(), DH_check_ex() or EVP_PKEY_param_check() to check a DH key or DH parameters may experience long delays. Where the key or parameters that are being checked have been obtained from an untrusted source this may lead to a Denial of Service. The function DH_check() performs various checks on DH parameters. After fixing CVE-2023-3446 it was discovered that a large q parameter value can also trigger an overly long computation during some of these checks. A correct q value, if present, cannot be larger than the modulus p parameter, thus it is unnecessary to perform these checks if q is larger than p. An application that calls DH_check() and supplies a key or parameters obtained from an untrusted source could be vulnerable to a Denial of Service attack. The function DH_check() is itself called by a number of other OpenSSL functions. An application c...

CVE-2023-3817

Issue summary: Checking excessively long DH keys or parameters may be very slow. Impact summary: Applications that use the functions DH_check(), DH_check_ex() or EVP_PKEY_param_check() to check a DH key or DH parameters may experience long delays. Where the key or parameters that are being checked have been obtained from an untrusted source this may lead to a Denial of Service. The function DH_check() performs various checks on DH parameters. After fixing CVE-2023-3446 it was discovered that a large q parameter value can also trigger an overly long computation during some of these checks. A correct q value, if present, cannot be larger than the modulus p parameter, thus it is unnecessary to perform these checks if q is larger than p. An application that calls DH_check() and supplies a key or parameters obtained from an untrusted source could be vulnerable to a Denial of Service attack. The function DH_check() is itself called by a number of other OpenSSL functions. An application c...

Red Hat Security Advisory 2023-4290-01

Red Hat Security Advisory 2023-4290-01 - OpenShift sandboxed containers 1.4.1 is now available. Red Hat Product Security has rated this update as having a security impact of Moderate. A compliance problem was found in the Red Hat OpenShift Container Platform. Red Hat discovered that when FIPS mode was enabled, not all of the cryptographic modules in use were FIPS-validated.

Red Hat Security Advisory 2023-4290-01

Red Hat Security Advisory 2023-4290-01 - OpenShift sandboxed containers 1.4.1 is now available. Red Hat Product Security has rated this update as having a security impact of Moderate. A compliance problem was found in the Red Hat OpenShift Container Platform. Red Hat discovered that when FIPS mode was enabled, not all of the cryptographic modules in use were FIPS-validated.

Red Hat Security Advisory 2023-4290-01

Red Hat Security Advisory 2023-4290-01 - OpenShift sandboxed containers 1.4.1 is now available. Red Hat Product Security has rated this update as having a security impact of Moderate. A compliance problem was found in the Red Hat OpenShift Container Platform. Red Hat discovered that when FIPS mode was enabled, not all of the cryptographic modules in use were FIPS-validated.

RHSA-2023:4226: Red Hat Security Advisory: OpenShift Container Platform 4.13.6 bug fix and security update

Red Hat OpenShift Container Platform release 4.13.6 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.13. Red Hat Product Security has rated this update as having a security impact of [impact]. 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-2022-41723: A flaw was found in golang. A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number...

RHSA-2023:4226: Red Hat Security Advisory: OpenShift Container Platform 4.13.6 bug fix and security update

Red Hat OpenShift Container Platform release 4.13.6 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.13. Red Hat Product Security has rated this update as having a security impact of [impact]. 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-2022-41723: A flaw was found in golang. A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number...

RHSA-2023:4226: Red Hat Security Advisory: OpenShift Container Platform 4.13.6 bug fix and security update

Red Hat OpenShift Container Platform release 4.13.6 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.13. Red Hat Product Security has rated this update as having a security impact of [impact]. 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-2022-41723: A flaw was found in golang. A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number...

RHSA-2023:4290: Red Hat Security Advisory: OpenShift sandboxed containers 1.4.1 security update

OpenShift sandboxed containers 1.4.1 is now available. 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-2023-3089: A compliance problem was found in the Red Hat OpenShift Container Platform. Red Hat discovered that, when FIPS mode was enabled, not all of the cryptographic modules in use were FIPS-validated.

Red Hat Security Advisory 2023-4091-01

Red Hat Security Advisory 2023-4091-01 - Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the container images for Red Hat OpenShift Container Platform 4.13.5. Issues addressed include a denial of service vulnerability.

Red Hat Security Advisory 2023-4091-01

Red Hat Security Advisory 2023-4091-01 - Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the container images for Red Hat OpenShift Container Platform 4.13.5. Issues addressed include a denial of service vulnerability.

RHSA-2023:4091: Red Hat Security Advisory: OpenShift Container Platform 4.13.5 security update

Red Hat OpenShift Container Platform release 4.13.5 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.13. 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-2022-41717: A flaw was found in the net/http library of the golang package. This flaw allows an attacker to cause excessive memory growth in a Go server accepting HTTP/2 requests. HTTP/2 server c...

CVE-2023-3446

Issue summary: Checking excessively long DH keys or parameters may be very slow. Impact summary: Applications that use the functions DH_check(), DH_check_ex() or EVP_PKEY_param_check() to check a DH key or DH parameters may experience long delays. Where the key or parameters that are being checked have been obtained from an untrusted source this may lead to a Denial of Service. The function DH_check() performs various checks on DH parameters. One of those checks confirms that the modulus ('p' parameter) is not too large. Trying to use a very large modulus is slow and OpenSSL will not normally use a modulus which is over 10,000 bits in length. However the DH_check() function checks numerous aspects of the key or parameters that have been supplied. Some of those checks use the supplied modulus value even if it has already been found to be too large. An application that calls DH_check() and supplies a key or parameters obtained from an untrusted source could be vulernable to a Denial ...

CVE-2023-22062: Oracle Critical Patch Update Advisory - July 2023

Vulnerability in the Oracle Hyperion Financial Reporting product of Oracle Hyperion (component: Repository). The supported version that is affected is 11.2.13.0.000. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Hyperion Financial Reporting. While the vulnerability is in Oracle Hyperion Financial Reporting, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hyperion Financial Reporting accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Hyperion Financial Reporting. CVSS 3.1 Base Score 8.5 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L).

CVE-2023-22062: Oracle Critical Patch Update Advisory - July 2023

Vulnerability in the Oracle Hyperion Financial Reporting product of Oracle Hyperion (component: Repository). The supported version that is affected is 11.2.13.0.000. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Hyperion Financial Reporting. While the vulnerability is in Oracle Hyperion Financial Reporting, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hyperion Financial Reporting accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Hyperion Financial Reporting. CVSS 3.1 Base Score 8.5 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L).

CVE-2023-22062: Oracle Critical Patch Update Advisory - July 2023

Vulnerability in the Oracle Hyperion Financial Reporting product of Oracle Hyperion (component: Repository). The supported version that is affected is 11.2.13.0.000. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Hyperion Financial Reporting. While the vulnerability is in Oracle Hyperion Financial Reporting, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hyperion Financial Reporting accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Hyperion Financial Reporting. CVSS 3.1 Base Score 8.5 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L).

Red Hat Security Advisory 2023-3925-01

Red Hat Security Advisory 2023-3925-01 - Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the container images for Red Hat OpenShift Container Platform 4.12.23.

Red Hat Security Advisory 2023-3925-01

Red Hat Security Advisory 2023-3925-01 - Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the container images for Red Hat OpenShift Container Platform 4.12.23.

RHSA-2023:3925: Red Hat Security Advisory: Red Hat OpenShift Enterprise security update

Red Hat OpenShift Container Platform release 4.12.23 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.12. 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-2023-3089: A compliance problem was found in the Red Hat OpenShift Container Platform. Red Hat discovered that, when FIPS mode was enabled, not all of the cryptographic modules in use were FIPS-...

RHSA-2023:3925: Red Hat Security Advisory: Red Hat OpenShift Enterprise security update

Red Hat OpenShift Container Platform release 4.12.23 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.12. 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-2023-3089: A compliance problem was found in the Red Hat OpenShift Container Platform. Red Hat discovered that, when FIPS mode was enabled, not all of the cryptographic modules in use were FIPS-...

RHSA-2023:3905: Red Hat Security Advisory: Network observability 1.3.0 for Openshift

Network Observability 1.3.0 for OpenShift 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-2023-24539: A flaw was found in golang where angle brackets (<>) were not considered dangerous characters when inserted into CSS contexts. Templates containing multiple actions separated by a '/' character could result in unexpectedly closing the CSS context and allowing for the injection of unexpected HMTL if executed with untrusted input. * CVE-2023-24540: A flaw was found in golang,...

RHSA-2023:3905: Red Hat Security Advisory: Network observability 1.3.0 for Openshift

Network Observability 1.3.0 for OpenShift 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-2023-24539: A flaw was found in golang where angle brackets (<>) were not considered dangerous characters when inserted into CSS contexts. Templates containing multiple actions separated by a '/' character could result in unexpectedly closing the CSS context and allowing for the injection of unexpected HMTL if executed with untrusted input. * CVE-2023-24540: A flaw was found in golang,...

RHSA-2023:3905: Red Hat Security Advisory: Network observability 1.3.0 for Openshift

Network Observability 1.3.0 for OpenShift 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-2023-24539: A flaw was found in golang where angle brackets (<>) were not considered dangerous characters when inserted into CSS contexts. Templates containing multiple actions separated by a '/' character could result in unexpectedly closing the CSS context and allowing for the injection of unexpected HMTL if executed with untrusted input. * CVE-2023-24540: A flaw was found in golang,...

Ubuntu Security Notice USN-6188-1

Ubuntu Security Notice 6188-1 - Matt Caswell discovered that OpenSSL incorrectly handled certain ASN.1 object identifiers. A remote attacker could possibly use this issue to cause OpenSSL to consume resources, resulting in a denial of service.

CVE-2023-32463: DSA-2023-200: Security Update for Dell VxRail for Multiple Third-Party Component Vulnerabilities

Dell VxRail, version(s) 8.0.100 and earlier contain a denial-of-service vulnerability in the upgrade functionality. A remote unauthenticated attacker could potentially exploit this vulnerability, leading to degraded performance and system malfunction.

CVE-2023-32463: DSA-2023-200: Security Update for Dell VxRail for Multiple Third-Party Component Vulnerabilities

Dell VxRail, version(s) 8.0.100 and earlier contain a denial-of-service vulnerability in the upgrade functionality. A remote unauthenticated attacker could potentially exploit this vulnerability, leading to degraded performance and system malfunction.

CVE-2023-32463: DSA-2023-200: Security Update for Dell VxRail for Multiple Third-Party Component Vulnerabilities

Dell VxRail, version(s) 8.0.100 and earlier contain a denial-of-service vulnerability in the upgrade functionality. A remote unauthenticated attacker could potentially exploit this vulnerability, leading to degraded performance and system malfunction.

Red Hat Security Advisory 2023-3722-01

Red Hat Security Advisory 2023-3722-01 - OpenSSL is a toolkit that implements the Secure Sockets Layer and Transport Layer Security protocols, as well as a full-strength general-purpose cryptography library. Issues addressed include buffer over-read and denial of service vulnerabilities.

Red Hat Security Advisory 2023-3722-01

Red Hat Security Advisory 2023-3722-01 - OpenSSL is a toolkit that implements the Secure Sockets Layer and Transport Layer Security protocols, as well as a full-strength general-purpose cryptography library. Issues addressed include buffer over-read and denial of service vulnerabilities.

CVE-2023-28043: DSA-2023-164: Dell Secure Connect Gateway Security Update for Multiple Vulnerabilities

Dell SCG 5.14 contains an information disclosure vulnerability during the SRS to SCG upgrade path. A remote low privileged malicious user could potentially exploit this vulnerability to retrieve the plain text.

CVE-2023-28043: DSA-2023-164: Dell Secure Connect Gateway Security Update for Multiple Vulnerabilities

Dell SCG 5.14 contains an information disclosure vulnerability during the SRS to SCG upgrade path. A remote low privileged malicious user could potentially exploit this vulnerability to retrieve the plain text.

CVE-2023-28043: DSA-2023-164: Dell Secure Connect Gateway Security Update for Multiple Vulnerabilities

Dell SCG 5.14 contains an information disclosure vulnerability during the SRS to SCG upgrade path. A remote low privileged malicious user could potentially exploit this vulnerability to retrieve the plain text.

Debian Security Advisory 5417-1

Debian Linux Security Advisory 5417-1 - Multiple vulnerabilities have been discovered in OpenSSL, a Secure Sockets Layer toolkit.

CVE-2023-2650

Issue summary: Processing some specially crafted ASN.1 object identifiers or data containing them may be very slow. Impact summary: Applications that use OBJ_obj2txt() directly, or use any of the OpenSSL subsystems OCSP, PKCS7/SMIME, CMS, CMP/CRMF or TS with no message size limit may experience notable to very long delays when processing those messages, which may lead to a Denial of Service. An OBJECT IDENTIFIER is composed of a series of numbers - sub-identifiers - most of which have no size limit. OBJ_obj2txt() may be used to translate an ASN.1 OBJECT IDENTIFIER given in DER encoding form (using the OpenSSL type ASN1_OBJECT) to its canonical numeric text form, which are the sub-identifiers of the OBJECT IDENTIFIER in decimal form, separated by periods. When one of the sub-identifiers in the OBJECT IDENTIFIER is very large (these are sizes that are seen as absurdly large, taking up tens or hundreds of KiBs), the translation to a decimal number in text may take a very long time. T...

Ubuntu Security Notice USN-6039-1

Ubuntu Security Notice 6039-1 - It was discovered that OpenSSL was not properly managing file locks when processing policy constraints. If a user or automated system were tricked into processing a certificate chain with specially crafted policy constraints, a remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 22.04 LTS and Ubuntu 22.10. David Benjamin discovered that OpenSSL was not properly performing the verification of X.509 certificate chains that include policy constraints, which could lead to excessive resource consumption. If a user or automated system were tricked into processing a specially crafted X.509 certificate chain that includes policy constraints, a remote attacker could possibly use this issue to cause a denial of service.

Ubuntu Security Notice USN-6039-1

Ubuntu Security Notice 6039-1 - It was discovered that OpenSSL was not properly managing file locks when processing policy constraints. If a user or automated system were tricked into processing a certificate chain with specially crafted policy constraints, a remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 22.04 LTS and Ubuntu 22.10. David Benjamin discovered that OpenSSL was not properly performing the verification of X.509 certificate chains that include policy constraints, which could lead to excessive resource consumption. If a user or automated system were tricked into processing a specially crafted X.509 certificate chain that includes policy constraints, a remote attacker could possibly use this issue to cause a denial of service.

Ubuntu Security Notice USN-6039-1

Ubuntu Security Notice 6039-1 - It was discovered that OpenSSL was not properly managing file locks when processing policy constraints. If a user or automated system were tricked into processing a certificate chain with specially crafted policy constraints, a remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 22.04 LTS and Ubuntu 22.10. David Benjamin discovered that OpenSSL was not properly performing the verification of X.509 certificate chains that include policy constraints, which could lead to excessive resource consumption. If a user or automated system were tricked into processing a specially crafted X.509 certificate chain that includes policy constraints, a remote attacker could possibly use this issue to cause a denial of service.

CVE-2023-0465

Applications that use a non-default option when verifying certificates may be vulnerable to an attack from a malicious CA to circumvent certain checks. Invalid certificate policies in leaf certificates are silently ignored by OpenSSL and other certificate policy checks are skipped for that certificate. A malicious CA could use this to deliberately assert invalid certificate policies in order to circumvent policy checking on the certificate altogether. Policy processing is disabled by default but can be enabled by passing the `-policy' argument to the command line utilities or by calling the `X509_VERIFY_PARAM_set1_policies()' function.

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