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OpenAdvisories
Medium · 5.5 CVE-2026-125041 EUVD-2026-120151GHSA-9j76-73gx-v648

Gst-plugins-good: gst-plugins-good: qtdemux out-of-bounds heap read from invalid uncompressed video layout

Published Nov 9, 2026 · Updated Nov 10, 2026 · Assigned by redhat

Description

A flaw was found in GStreamer's gst-plugins-good MOV/MP4 demuxer. When processing an uncompressed video track, qtdemux fails to validate the declared row alignment and chroma geometry before using them to build a video buffer layout. A crafted file can cause an out-of-bounds heap read while the sample is copied, potentially crashing the application and causing denial of service.

Affected products

VendorProductAffectedFixed
Red Hat Red Hat Enterprise Linux 10 — —
Red Hat Red Hat Enterprise Linux 7 — —
Red Hat Red Hat Enterprise Linux 8 — —
Red Hat Red Hat Enterprise Linux 9 — —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 gst-plugins-good1.0 1.28.3-1 —
Debian 13 gst-plugins-good1.0 No fix yet —
Debian 12 gst-plugins-good1.0 No fix yet —
ReleasePackageFixed inAdvisory
Ubuntu 26.10 gst-plugins-good1.0 No fix yet —
Ubuntu 26.04 LTS gst-plugins-good1.0 No fix yet —
Ubuntu 24.04 LTS gst-plugins-good1.0 No fix yet —
Ubuntu 22.04 LTS gst-plugins-good1.0 No fix yet —
Show 3 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 20.04 LTS gst-plugins-good1.0 No fix yet —
Ubuntu Pro 18.04 LTS gst-plugins-good1.0 No fix yet —
Ubuntu Pro 16.04 LTS gst-plugins-good1.0 No fix yet —

Advisories 1

References