CVE-2026-12891

A flaw was found in the GStreamer gst-plugins-bad package. When processing a malformed H.266/VVC video stream with a crafted aspect ratio indicator value, the H.266 parser performs an out-of-bounds read of up to 8 bytes from adjacent memory. This flaw allows an attacker to craft a malicious H.266...

GStreamer H.266 Parser Code Execution

The vulnerability of the H.266 multimedia framework parser in GStreamer lies in the lack of proper checks for data length. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

FreeBSD : gstreamer1-plugins-bad -- stack buffer overflow in H.266 video parser (69bfe2a4-5a39-11f0-8792-4ccc6adda413)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 69bfe2a4-5a39-11f0-8792-4ccc6adda413 advisory. GStreamer Security Center reports: It is possible for a malicious third party to trigger a buffer...