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Fedora 42 mingw-gstreamer1 Critical Arbitrary Code Exec 2026-3cc99e7d09

fedora
Calendar Grey April 5, 2026
Dist Fedora Esm H88
Critical updates to mingw-gstreamer1 in Fedora 42 address various exploits including code execution risks.
Update to gstreamer-1.26.11.

Summary

GStreamer is a streaming-media framework, based on graphs of filters

which operate on media data. Applications using this library can do

anything from real-time sound processing to playing videos, and just

about anything else media-related. Its plug-in-based architecture

means that new data types or processing capabilities can be added by

installing new plug-ins.

Update Information:

Update to gstreamer-1.26.11.

Topics%20covered

Topics Covered

security advisory fedora remote code execution arbitrary code execution media framework mingw-gstreamer1

Change Log

* Fri Mar 27 2026 Sandro Mani - 1.26.11-1 - Update to 1.26.11 * Tue Aug 12 2025 Sandro Mani - 1.26.5-1 - Update to 1.26.5 * Thu Jul 24 2025 Fedora Release Engineering - 1.26.3-2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild

References


[ 1 ] Bug #2447936 - CVE-2026-2920 mingw-gstreamer1: GStreamer: Arbitrary code execution via ASF file processing [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2447936 [ 2 ] Bug #2448013 - CVE-2026-3084 mingw-gstreamer1: GStreamer: Remote Code Execution via integer underflow in H.266 Codec Parser [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2448013 [ 3 ] Bug #2448019 - CVE-2026-2922 mingw-gstreamer1: GStreamer: Remote Code Execution via out-of-bounds write in RealMedia Demuxer [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2448019 [ 4 ] Bug #2448020 - CVE-2026-2921 mingw-gstreamer1: GStreamer: Arbitrary code execution via RIFF palette integer overflow in AVI file handling [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2448020 [ 5 ] Bug #2448021 - CVE-2026-2923 mingw-gstreamer1: GStreamer: Remote Code Execution via out-of-bounds write in DVB Subtitles handling [fedora-all] https://bug...

Read the Full Advisory

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-3cc99e7d09' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

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Name: mingw-gstreamer1
Product: Fedora 42
Version: 1.26.11
Release: 1.fc42
URL: http://gstreamer.freedesktop.org/
Summary: MinGW Windows Streaming-Media Framework Runtime

Topics%20covered

Topics Covered

security advisory fedora remote code execution arbitrary code execution media framework mingw-gstreamer1

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