Red Hat Security Advisory 2021-3810-01 – Torchsec
Hash: SHA256
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Red Hat Security Advisory
Synopsis: Moderate: libxml2 security update
Advisory ID: RHSA-2021:3810-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:3810
Issue date: 2021-10-12
CVE Names: CVE-2016-4658
=====================================================================
1. Summary:
An update for libxml2 is now available for Red Hat Enterprise Linux 7.
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.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
3. Description:
The libxml2 library is a development toolbox providing the implementation
of various XML standards.
Security Fix(es):
* libxml2: Use after free via namespace node in XPointer ranges
(CVE-2016-4658)
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
The desktop must be restarted (log out, then log back in) for this update
to take effect.
5. Bugs fixed (https://bugzilla.redhat.com/):
1384424 - CVE-2016-4658 libxml2: Use after free via namespace node in XPointer ranges
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source:
libxml2-2.9.1-6.el7_9.6.src.rpm
x86_64:
libxml2-2.9.1-6.el7_9.6.i686.rpm
libxml2-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.i686.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-python-2.9.1-6.el7_9.6.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
libxml2-debuginfo-2.9.1-6.el7_9.6.i686.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-devel-2.9.1-6.el7_9.6.i686.rpm
libxml2-devel-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-static-2.9.1-6.el7_9.6.i686.rpm
libxml2-static-2.9.1-6.el7_9.6.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
libxml2-2.9.1-6.el7_9.6.src.rpm
x86_64:
libxml2-2.9.1-6.el7_9.6.i686.rpm
libxml2-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.i686.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-python-2.9.1-6.el7_9.6.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64:
libxml2-debuginfo-2.9.1-6.el7_9.6.i686.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-devel-2.9.1-6.el7_9.6.i686.rpm
libxml2-devel-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-static-2.9.1-6.el7_9.6.i686.rpm
libxml2-static-2.9.1-6.el7_9.6.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
libxml2-2.9.1-6.el7_9.6.src.rpm
ppc64:
libxml2-2.9.1-6.el7_9.6.ppc.rpm
libxml2-2.9.1-6.el7_9.6.ppc64.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.ppc.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.ppc64.rpm
libxml2-devel-2.9.1-6.el7_9.6.ppc.rpm
libxml2-devel-2.9.1-6.el7_9.6.ppc64.rpm
libxml2-python-2.9.1-6.el7_9.6.ppc64.rpm
ppc64le:
libxml2-2.9.1-6.el7_9.6.ppc64le.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.ppc64le.rpm
libxml2-devel-2.9.1-6.el7_9.6.ppc64le.rpm
libxml2-python-2.9.1-6.el7_9.6.ppc64le.rpm
s390x:
libxml2-2.9.1-6.el7_9.6.s390.rpm
libxml2-2.9.1-6.el7_9.6.s390x.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.s390.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.s390x.rpm
libxml2-devel-2.9.1-6.el7_9.6.s390.rpm
libxml2-devel-2.9.1-6.el7_9.6.s390x.rpm
libxml2-python-2.9.1-6.el7_9.6.s390x.rpm
x86_64:
libxml2-2.9.1-6.el7_9.6.i686.rpm
libxml2-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.i686.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-devel-2.9.1-6.el7_9.6.i686.rpm
libxml2-devel-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-python-2.9.1-6.el7_9.6.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
libxml2-debuginfo-2.9.1-6.el7_9.6.ppc.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.ppc64.rpm
libxml2-static-2.9.1-6.el7_9.6.ppc.rpm
libxml2-static-2.9.1-6.el7_9.6.ppc64.rpm
ppc64le:
libxml2-debuginfo-2.9.1-6.el7_9.6.ppc64le.rpm
libxml2-static-2.9.1-6.el7_9.6.ppc64le.rpm
s390x:
libxml2-debuginfo-2.9.1-6.el7_9.6.s390.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.s390x.rpm
libxml2-static-2.9.1-6.el7_9.6.s390.rpm
libxml2-static-2.9.1-6.el7_9.6.s390x.rpm
x86_64:
libxml2-debuginfo-2.9.1-6.el7_9.6.i686.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-static-2.9.1-6.el7_9.6.i686.rpm
libxml2-static-2.9.1-6.el7_9.6.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
libxml2-2.9.1-6.el7_9.6.src.rpm
x86_64:
libxml2-2.9.1-6.el7_9.6.i686.rpm
libxml2-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.i686.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-devel-2.9.1-6.el7_9.6.i686.rpm
libxml2-devel-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-python-2.9.1-6.el7_9.6.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
libxml2-debuginfo-2.9.1-6.el7_9.6.i686.rpm
libxml2-debuginfo-2.9.1-6.el7_9.6.x86_64.rpm
libxml2-static-2.9.1-6.el7_9.6.i686.rpm
libxml2-static-2.9.1-6.el7_9.6.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-2016-4658
https://access.redhat.com/security/updates/classification/#moderate
8. Contact:
The Red Hat security contact is
details at https://access.redhat.com/security/team/contact/
Copyright 2021 Red Hat, Inc.
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