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Red Hat 8 RHSA-2022:0899-01 Moderate: Libxml2 Use-After-Free

red hat
Calendar Grey March 15, 2022
Dist Redhat Esm H88
A security patch is now accessible for libxml2 on Red Hat Enterprise Linux 8, resolving a critical use-after-free vulnerability.
An update for libxml2 is now available for Red Hat Enterprise Linux 8

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.

Summary

The libxml2 library is a development toolbox providing the implementation of various XML standards.
Security Fix(es):
* libxml2: Use-after-free of ID and IDREF attributes (CVE-2022-23308)
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.

Topics%20covered

Topics Covered

security advisory moderate update red hat libxml2 use-after-free

References

https://access.redhat.com/security/cve/CVE-2022-23308 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux AppStream (v. 8):
aarch64: libxml2-debuginfo-2.9.7-12.el8_5.aarch64.rpm libxml2-debugsource-2.9.7-12.el8_5.aarch64.rpm libxml2-devel-2.9.7-12.el8_5.aarch64.rpm python3-libxml2-debuginfo-2.9.7-12.el8_5.aarch64.rpm
ppc64le: libxml2-debuginfo-2.9.7-12.el8_5.ppc64le.rpm libxml2-debugsource-2.9.7-12.el8_5.ppc64le.rpm libxml2-devel-2.9.7-12.el8_5.ppc64le.rpm python3-libxml2-debuginfo-2.9.7-12.el8_5.ppc64le.rpm
s390x: libxml2-debuginfo-2.9.7-12.el8_5.s390x.rpm libxml2-debugsource-2.9.7-12.el8_5.s390x.rpm libxml2-devel-2.9.7-12.el8_5.s390x.rpm python3-libxml2-debuginfo-2.9.7-12.el8_5.s390x.rpm
x86_64: libxml2-debuginfo-2.9.7-12.el8_5.i686.rpm libxml2-debuginfo-2.9.7-12.el8_5.x86_64.rpm libxml2-debugsource-2.9.7-12.el8_5.i686.rpm libxml2-debugsource-2.9.7-12.el8_5.x86_64.rpm libxml2-devel-2.9.7-12.el8_5.i686.rpm libxml2-devel-2.9.7-12.el8_5.x86_64.rpm python3-libxml2-debuginfo-2.9.7-12.el8_5.i686.rpm python3-libxml2-debuginfo-2.9.7-12.el8_5.x86_64.rpm
Red Hat Enterprise Linux BaseOS (v. 8):
Source: libxml2-2.9.7-12.el8_5.src.rpm
aarch64: libxml2-2.9.7-12.el8_5.aarch64.rpm libxml2-debuginfo-2.9.7-12.el8_5.aarch64.rpm libxml2-debugsource-2.9.7-12.el8_5.aarch64.rpm python3-libxml2-2.9.7-12.el8_5.aarch64.rpm

Read the Full Advisory


Advisory ID: RHSA-2022:0899-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0899
Issue date: 2022-03-15

Topic

An update for libxml2 is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate update red hat libxml2 use-after-free

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2056913 - CVE-2022-23308 libxml2: Use-after-free of ID and IDREF attributes

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