CVE-2026-3081

gst-plugins-bad1.0: GStreamer H.266 Codec Parser Stack-based Buffer Overflow Remote Code Execution Vulnerability

CVE-2026-3081 is fixed in 21 products on 1 platform, first by DEBIAN-CVE-2026-3081, released March 16, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0051
43rd percentile

GStreamer H.266 Codec Parser Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. Interaction with this library is required to exploit this vulnerability but attack vectors may vary depending on the implementation. The specific flaw exists within the parsing of decoding units. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-28839.

Where it's fixed

ProductFixed inFixReleased
Linux
gst-plugins-bad1.0 · Debian 13.5 (trixie) 1.26.2-3+deb13u1 DEBIAN-CVE-2026-3081 Mar 16, 2026
gst-plugins-bad1.0 · Debian 14 1.28.1-1 DEBIAN-CVE-2026-3081 Mar 16, 2026
mingw-gstreamer1 · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw-gstreamer1-plugins-bad-free · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw-gstreamer1-plugins-base · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw-gstreamer1-plugins-good · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw32-gstreamer1 · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw32-gstreamer1-debuginfo · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw32-gstreamer1-plugins-bad-free · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw32-gstreamer1-plugins-bad-free-debuginfo · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw32-gstreamer1-plugins-base · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw32-gstreamer1-plugins-base-debuginfo · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw32-gstreamer1-plugins-good · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw32-gstreamer1-plugins-good-debuginfo · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw64-gstreamer1 · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw64-gstreamer1-debuginfo · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw64-gstreamer1-plugins-bad-free · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw64-gstreamer1-plugins-bad-free-debuginfo · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw64-gstreamer1-plugins-base · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw64-gstreamer1-plugins-base-debuginfo · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw64-gstreamer1-plugins-good · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026
mingw64-gstreamer1-plugins-good-debuginfo · Fedora 43 1.26.11-1.fc43 FEDORA-2026-E6D8E9FD49 Mar 27, 2026

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