CVE-2026-12892

A flaw was found in GStreamer's gst-plugins-bad package. When processing a specially crafted H.264 video file containing malformed MVC or SVC extension slice NAL units, a 1-byte heap out-of-bounds read can occur during parsing. This happens when the parser attempts to check slice boundary...

CVE-2026-12892 Gstreamer1-plugins-bad: gstreamer1-plugins-bad: 1-byte heap out-of-bounds read in h.264 nal extension slice parser

A flaw was found in GStreamer's gst-plugins-bad package. When processing a specially crafted H.264 video file containing malformed MVC or SVC extension slice NAL units, a 1-byte heap out-of-bounds read can occur during parsing. This happens when the parser attempts to check slice boundary...

CVE-2026-12892

CVE-2026-12892 affects the GStreamer gst-plugins-bad package, specifically a vulnerability in the H.264 extension slice parser. The issue is a 1-byte heap out-of-bounds read when processing specially crafted H.264 videos with malformed MVC/SVC extension slice NAL units. The parser may check slice...