RHSA-2026:99225 - Security Advisory

Topic

An update for mingw-libpng is now available for Red Hat Enterprise Linux 8.

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.

Description

MinGW Windows Libpng library.

Security Fix(es):

• libpng: libpng: Arbitrary code execution due to use-after-free vulnerability (CVE-2026-33416)

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.

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

Affected Products

• Red Hat CodeReady Linux Builder for x86_64 8 x86_64

Fixes

• BZ - 2451805 - CVE-2026-33416 libpng: libpng: Arbitrary code execution due to use-after-free vulnerability

CVEs

• CVE-2026-33416

References

• https://access.redhat.com/security/updates/classification/#moderate