CVE-2026-119777

Public on 2026-10-30
Modified on 2026-11-02
Description
A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.
Severity
Important severity
Important
See what this means
CVSS v3 Base Score
7.8
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core gstreamer-plugins-bad-free Not Affected
Amazon Linux 2 - Core gstreamer1-plugins-bad-free Not Affected
Amazon Linux 2023 gstreamer1-plugins-bad-free Not Affected
Amazon Linux 2027 Preview gstreamer1-plugins-bad-free Not Affected

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H