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A libksba security update has been released for Red Hat Enterprise Linux 8.4.



RHSA-2022:7927-01: Important: libksba security update



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Red Hat Security Advisory

Synopsis: Important: libksba security update
Advisory ID: RHSA-2022:7927-01
Product: Red Hat Enterprise Linux
Advisory URL:   https://access.redhat.com/errata/RHSA-2022:7927
Issue date: 2022-11-14
CVE Names: CVE-2022-3515
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1. Summary:

An update for libksba is now available for Red Hat Enterprise Linux 8.4
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.

2. Relevant releases/architectures:

Red Hat CodeReady Linux Builder EUS (v. 8.4) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS EUS (v.8.4) - aarch64, ppc64le, s390x, x86_64

3. 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.

4. 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

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

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

6. Package List:

Red Hat Enterprise Linux BaseOS EUS (v.8.4):

Source:
libksba-1.3.5-8.el8_4.src.rpm

aarch64:
libksba-1.3.5-8.el8_4.aarch64.rpm
libksba-debuginfo-1.3.5-8.el8_4.aarch64.rpm
libksba-debugsource-1.3.5-8.el8_4.aarch64.rpm

ppc64le:
libksba-1.3.5-8.el8_4.ppc64le.rpm
libksba-debuginfo-1.3.5-8.el8_4.ppc64le.rpm
libksba-debugsource-1.3.5-8.el8_4.ppc64le.rpm

s390x:
libksba-1.3.5-8.el8_4.s390x.rpm
libksba-debuginfo-1.3.5-8.el8_4.s390x.rpm
libksba-debugsource-1.3.5-8.el8_4.s390x.rpm

x86_64:
libksba-1.3.5-8.el8_4.i686.rpm
libksba-1.3.5-8.el8_4.x86_64.rpm
libksba-debuginfo-1.3.5-8.el8_4.i686.rpm
libksba-debuginfo-1.3.5-8.el8_4.x86_64.rpm
libksba-debugsource-1.3.5-8.el8_4.i686.rpm
libksba-debugsource-1.3.5-8.el8_4.x86_64.rpm

Red Hat CodeReady Linux Builder EUS (v. 8.4):

aarch64:
libksba-debuginfo-1.3.5-8.el8_4.aarch64.rpm
libksba-debugsource-1.3.5-8.el8_4.aarch64.rpm
libksba-devel-1.3.5-8.el8_4.aarch64.rpm

ppc64le:
libksba-debuginfo-1.3.5-8.el8_4.ppc64le.rpm
libksba-debugsource-1.3.5-8.el8_4.ppc64le.rpm
libksba-devel-1.3.5-8.el8_4.ppc64le.rpm

s390x:
libksba-debuginfo-1.3.5-8.el8_4.s390x.rpm
libksba-debugsource-1.3.5-8.el8_4.s390x.rpm
libksba-devel-1.3.5-8.el8_4.s390x.rpm

x86_64:
libksba-debuginfo-1.3.5-8.el8_4.i686.rpm
libksba-debuginfo-1.3.5-8.el8_4.x86_64.rpm
libksba-debugsource-1.3.5-8.el8_4.i686.rpm
libksba-debugsource-1.3.5-8.el8_4.x86_64.rpm
libksba-devel-1.3.5-8.el8_4.i686.rpm
libksba-devel-1.3.5-8.el8_4.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/

7. References:

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

8. Contact:

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

Copyright 2022 Red Hat, Inc.