AlmaLinux alert ALSA-2026:6300 (gstreamer1-plugins-bad-free, gstreamer1-plugins-base, gstreamer1-plugins-good, and gstreamer1-plugins-ugly-free)

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[Announce] [Security Advisory] ALSA-2026:6300: gstreamer1-plugins-bad-free, gstreamer1-plugins-base, gstreamer1-plugins-good, and gstreamer1-plugins-ugly-free security update (Important)
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Fri, 03 Apr 2026 19:01:44 +0000
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<0100019d54b90423-ae834e46-a32c-48ea-9718-e70f70889890-000000@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: 2026-04-03

Summary:

GStreamer is a streaming media framework based on graphs of filters which operate on media data.
The gstreamer1-plugins-bad-free package contains a collection of plug-ins for GStreamer.  

Security Fix(es):  

  * GStreamer: GStreamer: Arbitrary code execution via ASF file processing (CVE-2026-2920)
  * GStreamer: GStreamer: Remote Code Execution via heap-based buffer overflow in JPEG parser
(CVE-2026-3082)
  * GStreamer: GStreamer: Remote Code Execution via Heap-based Buffer Overflow in rtpqdm2depay
(CVE-2026-3085)
  * GStreamer: GStreamer: Arbitrary code execution via RIFF palette integer overflow in AVI file
handling (CVE-2026-2921)
  * GStreamer: GStreamer: Remote Code Execution via Out-Of-Bounds Write in rtpqdm2depay
(CVE-2026-3083)
  * GStreamer: GStreamer: Remote Code Execution via out-of-bounds write in RealMedia Demuxer
(CVE-2026-2922)
  * GStreamer: GStreamer: Remote Code Execution via out-of-bounds write in DVB Subtitles handling
(CVE-2026-2923)


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-2026-6300.html

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AlmaLinux Team
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