{"id":"CVE-2026-12893","aliases":["DEBIAN-CVE-2026-12893","UBUNTU-CVE-2026-12893"],"status":"published","description":"[gstreamer1-libav: gstreamer1-libav: NULL pointer dereference in gstavdemux.c error handler]","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-07-04T08:48:20.80108559Z","modified":"2026-10-17T12:58:05Z","fixes":[{"ecosystem":"Debian:14","package":"gst-libav1.0","fixed_in":["1.28.4-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"gst-libav1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.22.0-2","1.22.1-1","1.22.10-1","1.22.2-1","1.22.3-1","1.22.3-2","1.22.4-1","1.22.5-1","1.22.6-1","1.22.7-1","1.22.8-1","1.22.9-1","1.23.1-1","1.23.2-1","1.23.90-1","1.24.0-1","1.24.1-1","1.24.10-1","1.24.11-1","1.24.12-1","1.24.2-1","1.24.3-1","1.24.3-2","1.24.4-1","1.24.5-1","1.24.6-1","1.24.7-1","1.24.8-1","1.24.9-1","1.25.1-1","1.25.1-2","1.25.50-1","1.25.90-1","1.25.90-2","1.26.0-1","1.26.1-1","1.26.10-1","1.26.2-1","1.26.3-1","1.26.4-1","1.26.5-1","1.26.5-2","1.26.6-1","1.26.7-1","1.26.7-2","1.26.8-1","1.26.9-1","1.27.1-1","1.27.2-1","1.27.50-1","1.27.50-2","1.27.90-1","1.28.0-1","1.28.1-1","1.28.2-1","1.28.3-1","1.28.4-1","1.28.5-1","1.28.6-1","1.29.1-1","1.29.2-1"]},{"source":"osv","ecosystem":"Debian:13","package":"gst-libav1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.26.10-1","1.26.2-1","1.26.2-1+deb13u1","1.26.3-1","1.26.4-1","1.26.5-1","1.26.5-2","1.26.6-1","1.26.7-1","1.26.7-2","1.26.8-1","1.26.9-1","1.27.1-1","1.27.2-1","1.27.50-1","1.27.50-2","1.27.90-1","1.28.0-1","1.28.1-1","1.28.2-1","1.28.3-1","1.28.4-1","1.28.5-1","1.28.6-1","1.29.1-1","1.29.2-1"]},{"source":"osv","ecosystem":"Debian:14","package":"gst-libav1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.28.4-1"}]}],"versions":["1.26.10-1","1.26.2-1","1.26.3-1","1.26.4-1","1.26.5-1","1.26.5-2","1.26.6-1","1.26.7-1","1.26.7-2","1.26.8-1","1.26.9-1","1.27.1-1","1.27.2-1","1.27.50-1","1.27.50-2","1.27.90-1","1.28.0-1","1.28.1-1","1.28.2-1","1.28.3-1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"gst-libav1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.0-1","1.6.0-2","1.6.1-1","1.6.2-1","1.7.1-1","1.7.2-1","1.7.90-1","1.8.0-1","1.8.1-1~ubuntu1","1.8.2-1~ubuntu1","1.8.3-1ubuntu0.1","1.8.3-1ubuntu0.2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"gst-libav1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.12.2-1","1.12.3-1","1.12.4-1","1.13.91-1","1.14.0-1","1.14.1-1~ubuntu18.04.1","1.14.4-0ubuntu1~ubuntu18.04.1","1.14.5-0ubuntu1~18.04.1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"gst-libav1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.16.1-1","1.16.2-1","1.16.2-2"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"gst-libav1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.18.5-1","1.20.0-1","1.20.1-1","1.20.3-0ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"gst-libav1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.22.5-1","1.22.6-1","1.22.7-1","1.22.8-1","1.22.10-1","1.24.1-1","1.24.1-1build1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"gst-libav1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.26.0-1","1.26.1-1","1.26.2-1","1.26.3-1","1.26.4-1","1.26.5-1","1.26.6-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"gst-libav1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.28.2-1","1.28.3-1","1.28.4-1build1","1.28.5-1","1.28.6-1","1.28.7-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"gst-libav1.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.26.6-1","1.27.2-1","1.27.2-1build1","1.27.90-1","1.28.0-1","1.28.1-1","1.28.2-1"]}],"references":[{"url":"https://security-tracker.debian.org/tracker/CVE-2026-12893","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-12893","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-12893","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2491322","tags":["report"]},{"url":"https://gitlab.freedesktop.org/gstreamer/gstreamer-security/-/merge_requests/78","tags":["report"]}],"sources":{"osv":[{"id":"DEBIAN-CVE-2026-12893","status":"published","published":"2026-07-04T08:48:20.80108559Z","modified":"2026-09-01T15:05:53.561585342Z","updated_at":"2026-11-02T15:45:51.374409Z"},{"id":"UBUNTU-CVE-2026-12893","description":"[gstreamer1-libav: gstreamer1-libav: NULL pointer dereference in gstavdemux.c error handler]","status":"published","published":"2026-07-06T00:00:00Z","modified":"2026-10-17T12:58:05.112177963Z","updated_at":"2026-11-02T16:56:00.592716Z"}]}}