Alerts This Week
Warning Icon 1 714
Alerts This Week
Warning Icon 1 714

Red Hat 9 RHSA-2023-4349-01 Moderate: Libxml2 NULL Dereference

red hat
Calendar Grey August 1, 2023
Dist Redhat Esm H88
The Red Hat security bulletin details a significant moderate update for libxml2, addressing critical vulnerabilities essential for software security and integrity
An update for libxml2 is now available for Red Hat Enterprise Linux 9

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: NULL dereference in xmlSchemaFixupComplexType (CVE-2023-28484)
* libxml2: Hashing of empty dict strings isn't deterministic (CVE-2023-29469)
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 Red Hat software update software fix Moderate libxml2 NULL dereference

References

https://access.redhat.com/security/cve/CVE-2023-28484 https://access.redhat.com/security/cve/CVE-2023-29469 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux AppStream (v. 9):
aarch64: libxml2-debuginfo-2.9.13-3.el9_2.1.aarch64.rpm libxml2-debugsource-2.9.13-3.el9_2.1.aarch64.rpm libxml2-devel-2.9.13-3.el9_2.1.aarch64.rpm python3-libxml2-debuginfo-2.9.13-3.el9_2.1.aarch64.rpm
ppc64le: libxml2-debuginfo-2.9.13-3.el9_2.1.ppc64le.rpm libxml2-debugsource-2.9.13-3.el9_2.1.ppc64le.rpm libxml2-devel-2.9.13-3.el9_2.1.ppc64le.rpm python3-libxml2-debuginfo-2.9.13-3.el9_2.1.ppc64le.rpm
s390x: libxml2-debuginfo-2.9.13-3.el9_2.1.s390x.rpm libxml2-debugsource-2.9.13-3.el9_2.1.s390x.rpm libxml2-devel-2.9.13-3.el9_2.1.s390x.rpm python3-libxml2-debuginfo-2.9.13-3.el9_2.1.s390x.rpm
x86_64: libxml2-debuginfo-2.9.13-3.el9_2.1.i686.rpm libxml2-debuginfo-2.9.13-3.el9_2.1.x86_64.rpm libxml2-debugsource-2.9.13-3.el9_2.1.i686.rpm libxml2-debugsource-2.9.13-3.el9_2.1.x86_64.rpm libxml2-devel-2.9.13-3.el9_2.1.i686.rpm libxml2-devel-2.9.13-3.el9_2.1.x86_64.rpm python3-libxml2-debuginfo-2.9.13-3.el9_2.1.i686.rpm python3-libxml2-debuginfo-2.9.13-3.el9_2.1.x86_64.rpm
Red Hat Enterprise Linux BaseOS (v. 9):
Source: libxml2-2.9.13-3.el9_2.1.src.rpm
aarch64: libxml2-2.9.13-3.el9_2.1.aarch64.rpm libxml2-debuginfo-2.9.13-3.el9_2.1.aarch64.rpm libxml2-debugsource-2.9.13-3.el9_2.1.aarch64.rpm

Read the Full Advisory


Advisory ID: RHSA-2023:4349-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4349
Issue date: 2023-08-01

Topic

An update for libxml2 is now available for Red Hat Enterprise Linux 9.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 Red Hat software update software fix Moderate libxml2 NULL dereference

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 9) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 9) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2185984 - CVE-2023-29469 libxml2: Hashing of empty dict strings isn't deterministic

2185994 - CVE-2023-28484 libxml2: NULL dereference in xmlSchemaFixupComplexType

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here