AlmaLinux alert ALSA-2026:59152 (gstreamer1-plugins-good)

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[Announce] [Security Advisory] ALSA-2026:59152: gstreamer1-plugins-good security update (Important)
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Wed, 26 Aug 2026 17:08:35 +0000
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<010001a03f0b89fd-d4985b36-59e6-4b71-b205-c40250a8997b-000000@email.amazonses.com>
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Article
Hi,

You are receiving an AlmaLinux Security update email because you subscribed to receive errata
notifications from AlmaLinux.

AlmaLinux: 9
Type: Security
Severity: Important
Release date: 2026-08-26

Summary:

GStreamer is a streaming media framework based on graphs of filters which operate on media data.
The gstreamer1-plugins-good packages contain a collection of well-supported plug-ins of good
quality and under the LGPL license.  

Security Fix(es):  

  * gstreamer: GStreamer: Remote Code Execution via MRF file parsing heap-based buffer overflow
(CVE-2026-18296)
  * gstreamer: GStreamer: Remote code execution via heap-based buffer overflow in PNG file parsing
(CVE-2026-18298)
  * gstreamer: GStreamer: Remote Code Execution via Use-After-Free in rtpsbcdepay
(CVE-2026-18299)
  * GStreamer: GStreamer: Remote code execution via MRF file parsing (CVE-2026-18295)


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.


Full details, updated packages, references, and other related information:
https://errata.almalinux.org/9/ALSA-2026-59152.html

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AlmaLinux Team
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