JLSEC-2026-1183 FFmpeg through 8.1.2, fixed in commit 5d7112c, contains an uncontrolled resource consumption...

FFmpeg through 8.1.2, fixed in commit 5d7112c, contains an uncontrolled resource consumption vulnerability in the IAMF demuxer that allows an unauthenticated attacker to cause multi-gigabyte memory allocation from a 17-byte input file by supplying a crafted countlabel field. The mixpresentationob...