libavcodec/gifdec.c in FFmpeg before 2.4.2 does not properly compute image heights, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted GIF data.
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "libavfilter3": "6:9.18-0ubuntu0.14.04.1", "libavcodec-extra": "6:9.18-0ubuntu0.14.04.1", "libavutil-extra-52": "6:9.18-0ubuntu0.14.04.1", "libavresample-dev": "6:9.18-0ubuntu0.14.04.1", "libswscale-dev": "6:9.18-0ubuntu0.14.04.1", "libavfilter-extra-3": "6:9.18-0ubuntu0.14.04.1", "libavdevice-dev": "6:9.18-0ubuntu0.14.04.1", "libavdevice53": "6:9.18-0ubuntu0.14.04.1", "libav-tools": "6:9.18-0ubuntu0.14.04.1", "libavfilter-dev": "6:9.18-0ubuntu0.14.04.1", "libavformat-dev": "6:9.18-0ubuntu0.14.04.1", "libavcodec-extra-54": "6:9.18-0ubuntu0.14.04.1", "libavformat54": "6:9.18-0ubuntu0.14.04.1", "libswscale2": "6:9.18-0ubuntu0.14.04.1", "libavutil-dev": "6:9.18-0ubuntu0.14.04.1", "libav-dbg": "6:9.18-0ubuntu0.14.04.1", "libavformat-extra-54": "6:9.18-0ubuntu0.14.04.1", "libavutil52": "6:9.18-0ubuntu0.14.04.1", "libav-doc": "6:9.18-0ubuntu0.14.04.1", "libavcodec-dev": "6:9.18-0ubuntu0.14.04.1", "libavdevice-extra-53": "6:9.18-0ubuntu0.14.04.1", "libswscale-extra-2": "6:9.18-0ubuntu0.14.04.1", "libavcodec54": "6:9.18-0ubuntu0.14.04.1", "libavresample1": "6:9.18-0ubuntu0.14.04.1" } ] }