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Red Hat: RHSA-2023-2227-01 Important: libpng Buffer Overflow Fix

red hat
Calendar Grey May 9, 2023
Dist Redhat Esm H88
Red Hat has issued a significant gdk-pixbuf2 security patch to tackle recognized memory overflow vulnerabilities for users of RHEL 9.
An update for gdk-pixbuf2 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

Summary

The gdk-pixbuf2 packages provide an image loading library that can be extended by loadable modules for new image formats. It is used by toolkits such as GTK+ or clutter.
Security Fix(es):
* gdk-pixbuf: heap-buffer overflow when decoding the lzw compressed stream of image data (CVE-2021-44648)
* gdk-pixbuf: heap-based buffer overflow when compositing or clearing frames in GIF files (CVE-2021-46829)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.2 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory buffer overflow Red Hat Enterprise Linux Moderate gdk-pixbuf2 image loading library

References

https://access.redhat.com/security/cve/CVE-2021-44648 https://access.redhat.com/security/cve/CVE-2021-46829 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.2_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 9):
Source: gdk-pixbuf2-2.42.6-3.el9.src.rpm
aarch64: gdk-pixbuf2-2.42.6-3.el9.aarch64.rpm gdk-pixbuf2-debuginfo-2.42.6-3.el9.aarch64.rpm gdk-pixbuf2-debugsource-2.42.6-3.el9.aarch64.rpm gdk-pixbuf2-devel-2.42.6-3.el9.aarch64.rpm gdk-pixbuf2-devel-debuginfo-2.42.6-3.el9.aarch64.rpm gdk-pixbuf2-modules-2.42.6-3.el9.aarch64.rpm gdk-pixbuf2-modules-debuginfo-2.42.6-3.el9.aarch64.rpm gdk-pixbuf2-tests-debuginfo-2.42.6-3.el9.aarch64.rpm
ppc64le: gdk-pixbuf2-2.42.6-3.el9.ppc64le.rpm gdk-pixbuf2-debuginfo-2.42.6-3.el9.ppc64le.rpm gdk-pixbuf2-debugsource-2.42.6-3.el9.ppc64le.rpm gdk-pixbuf2-devel-2.42.6-3.el9.ppc64le.rpm gdk-pixbuf2-devel-debuginfo-2.42.6-3.el9.ppc64le.rpm gdk-pixbuf2-modules-2.42.6-3.el9.ppc64le.rpm gdk-pixbuf2-modules-debuginfo-2.42.6-3.el9.ppc64le.rpm gdk-pixbuf2-tests-debuginfo-2.42.6-3.el9.ppc64le.rpm
s390x: gdk-pixbuf2-2.42.6-3.el9.s390x.rpm gdk-pixbuf2-debuginfo-2.42.6-3.el9.s390x.rpm gdk-pixbuf2-debugsource-2.42.6-3.el9.s390x.rpm gdk-pixbuf2-devel-2.42.6-3.el9.s390x.rpm gdk-pixbuf2-devel-debuginfo-2.42.6-3.el9.s390x.rpm gdk-pixbuf2-modules-2.42.6-3.el9.s390x.rpm gdk-pixbuf2-modules-debuginfo-2.42.6-3.el9.s390x.rpm gdk-pixbuf2-tests-debuginfo-2.42.6-3.el9.s390x.rpm
x86_64: gdk-pixbuf2-2.42.6-3.el9.i686.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:2216-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:2216
Issue date: 2023-05-09

Topic

An update for gdk-pixbuf2 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 buffer overflow Red Hat Enterprise Linux Moderate gdk-pixbuf2 image loading library

Relevant Releases Architectures

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

Bugs Fixed

2043722 - CVE-2021-44648 gdk-pixbuf: heap-buffer overflow when decoding the lzw compressed stream of image data

2114940 - CVE-2021-46829 gdk-pixbuf: heap-based buffer overflow when compositing or clearing frames in GIF files

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