GStreamer ASF Demuxer Heap-based Buffer Overflow Remote Code Execution Vulnerability

GStreamer contains a remote code execution vulnerability (CVE-2026-2920, CVSS 7.8) that allows attackers to execute arbitrary code on systems running the affected multimedia library. Exploitation requires interaction with the library, though the specific attack methods may differ depending on how GStreamer is implemented in different applications. Security teams should prioritize patching GStreamer installations and identifying which deployed applications depend on this library to assess exposure and apply updates promptly.