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Red Hat Security Advisory 2022-7088-01

Red Hat Security Advisory 2022-7088-01 - KSBA is a library to make X.509 certificates as well as the CMS easily accessible by other applications. Both specifications are building blocks of S/MIME and TLS. Issues addressed include code execution and integer overflow vulnerabilities.

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====================================================================
Red Hat Security Advisory

Synopsis: Important: libksba security update
Advisory ID: RHSA-2022:7088-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:7088
Issue date: 2022-10-24
CVE Names: CVE-2022-3515
====================================================================

  1. Summary:

An update for libksba 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.

  1. Relevant releases/architectures:

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

  1. Description:

KSBA (pronounced Kasbah) is a library to make X.509 certificates as well as
the CMS easily accessible by other applications. Both specifications are
building blocks of S/MIME and TLS.

Security Fix(es):

  • libksba: integer overflow may lead to remote code execution
    (CVE-2022-3515)

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.

  1. 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

  1. Bugs fixed (https://bugzilla.redhat.com/):

2135610 - CVE-2022-3515 libksba: integer overflow may lead to remote code execution

  1. Package List:

Red Hat Enterprise Linux Client Optional (v. 7):

Source:
libksba-1.3.0-6.el7_9.src.rpm

x86_64:
libksba-1.3.0-6.el7_9.i686.rpm
libksba-1.3.0-6.el7_9.x86_64.rpm
libksba-debuginfo-1.3.0-6.el7_9.i686.rpm
libksba-debuginfo-1.3.0-6.el7_9.x86_64.rpm
libksba-devel-1.3.0-6.el7_9.i686.rpm
libksba-devel-1.3.0-6.el7_9.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

Source:
libksba-1.3.0-6.el7_9.src.rpm

x86_64:
libksba-1.3.0-6.el7_9.i686.rpm
libksba-1.3.0-6.el7_9.x86_64.rpm
libksba-debuginfo-1.3.0-6.el7_9.i686.rpm
libksba-debuginfo-1.3.0-6.el7_9.x86_64.rpm
libksba-devel-1.3.0-6.el7_9.i686.rpm
libksba-devel-1.3.0-6.el7_9.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

Source:
libksba-1.3.0-6.el7_9.src.rpm

ppc64:
libksba-1.3.0-6.el7_9.ppc.rpm
libksba-1.3.0-6.el7_9.ppc64.rpm
libksba-debuginfo-1.3.0-6.el7_9.ppc.rpm
libksba-debuginfo-1.3.0-6.el7_9.ppc64.rpm
libksba-devel-1.3.0-6.el7_9.ppc.rpm
libksba-devel-1.3.0-6.el7_9.ppc64.rpm

ppc64le:
libksba-1.3.0-6.el7_9.ppc64le.rpm
libksba-debuginfo-1.3.0-6.el7_9.ppc64le.rpm
libksba-devel-1.3.0-6.el7_9.ppc64le.rpm

s390x:
libksba-1.3.0-6.el7_9.s390.rpm
libksba-1.3.0-6.el7_9.s390x.rpm
libksba-debuginfo-1.3.0-6.el7_9.s390.rpm
libksba-debuginfo-1.3.0-6.el7_9.s390x.rpm
libksba-devel-1.3.0-6.el7_9.s390.rpm
libksba-devel-1.3.0-6.el7_9.s390x.rpm

x86_64:
libksba-1.3.0-6.el7_9.i686.rpm
libksba-1.3.0-6.el7_9.x86_64.rpm
libksba-debuginfo-1.3.0-6.el7_9.i686.rpm
libksba-debuginfo-1.3.0-6.el7_9.x86_64.rpm
libksba-devel-1.3.0-6.el7_9.i686.rpm
libksba-devel-1.3.0-6.el7_9.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

Source:
libksba-1.3.0-6.el7_9.src.rpm

x86_64:
libksba-1.3.0-6.el7_9.i686.rpm
libksba-1.3.0-6.el7_9.x86_64.rpm
libksba-debuginfo-1.3.0-6.el7_9.i686.rpm
libksba-debuginfo-1.3.0-6.el7_9.x86_64.rpm
libksba-devel-1.3.0-6.el7_9.i686.rpm
libksba-devel-1.3.0-6.el7_9.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

  1. References:

https://access.redhat.com/security/cve/CVE-2022-3515
https://access.redhat.com/security/updates/classification/#important

  1. Contact:

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

Copyright 2022 Red Hat, Inc.
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An update for libksba 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-2022-3515: libksba: integer overflow may lead to remote code execution

RHSA-2022:7088: Red Hat Security Advisory: libksba security update

An update for libksba 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-2022-3515: libksba: integer overflow may lead to remote code execution

Ubuntu Security Notice USN-5688-1

Ubuntu Security Notice 5688-1 - It was discovered that an integer overflow could be triggered in Libksba when decoding certain data. An attacker could use this issue to cause a denial of service or possibly execute arbitrary code.

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