{"id":"UBUNTU-CVE-2015-6822","details":"The destroy_buffers function in libavcodec/sanm.c in FFmpeg before 2.7.2 does not properly maintain height and width values in the video context, which allows remote attackers to cause a denial of service (segmentation violation and application crash) or possibly have unspecified other impact via crafted LucasArts Smush video data.","modified":"2025-07-16T08:18:12.150377Z","published":"2015-09-06T02:59:00Z","withdrawn":"2025-07-18T16:43:16Z","upstream":["CVE-2015-6822"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-6822"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-6822"}],"affected":[{"package":{"name":"ffmpeg","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/ffmpeg@7:2.8.3-1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:2.8.3-1"}]}],"versions":["7:2.7.2-1build1","7:2.8.1-1ubuntu1","7:2.8.2-1ubuntu1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"7:2.8.3-1","binary_name":"ffmpeg"},{"binary_version":"7:2.8.3-1","binary_name":"ffmpeg-dbg"},{"binary_version":"7:2.8.3-1","binary_name":"ffmpeg-dbgsym"},{"binary_version":"7:2.8.3-1","binary_name":"ffmpeg-doc"},{"binary_version":"7:2.8.3-1","binary_name":"libav-tools"},{"binary_version":"7:2.8.3-1","binary_name":"libavcodec-dev"},{"binary_version":"7:2.8.3-1","binary_name":"libavcodec-extra"},{"binary_version":"7:2.8.3-1","binary_name":"libavcodec-ffmpeg-extra56"},{"binary_version":"7:2.8.3-1","binary_name":"libavcodec-ffmpeg-extra56-dbgsym"},{"binary_version":"7:2.8.3-1","binary_name":"libavcodec-ffmpeg56"},{"binary_version":"7:2.8.3-1","binary_name":"libavcodec-ffmpeg56-dbgsym"},{"binary_version":"7:2.8.3-1","binary_name":"libavdevice-dev"},{"binary_version":"7:2.8.3-1","binary_name":"libavdevice-ffmpeg56"},{"binary_version":"7:2.8.3-1","binary_name":"libavdevice-ffmpeg56-dbgsym"},{"binary_version":"7:2.8.3-1","binary_name":"libavfilter-dev"},{"binary_version":"7:2.8.3-1","binary_name":"libavfilter-ffmpeg5"},{"binary_version":"7:2.8.3-1","binary_name":"libavfilter-ffmpeg5-dbgsym"},{"binary_version":"7:2.8.3-1","binary_name":"libavformat-dev"},{"binary_version":"7:2.8.3-1","binary_name":"libavformat-ffmpeg56"},{"binary_version":"7:2.8.3-1","binary_name":"libavformat-ffmpeg56-dbgsym"},{"binary_version":"7:2.8.3-1","binary_name":"libavresample-dev"},{"binary_version":"7:2.8.3-1","binary_name":"libavresample-ffmpeg2"},{"binary_version":"7:2.8.3-1","binary_name":"libavresample-ffmpeg2-dbgsym"},{"binary_version":"7:2.8.3-1","binary_name":"libavutil-dev"},{"binary_version":"7:2.8.3-1","binary_name":"libavutil-ffmpeg54"},{"binary_version":"7:2.8.3-1","binary_name":"libavutil-ffmpeg54-dbgsym"},{"binary_version":"7:2.8.3-1","binary_name":"libpostproc-dev"},{"binary_version":"7:2.8.3-1","binary_name":"libpostproc-ffmpeg53"},{"binary_version":"7:2.8.3-1","binary_name":"libpostproc-ffmpeg53-dbgsym"},{"binary_version":"7:2.8.3-1","binary_name":"libswresample-dev"},{"binary_version":"7:2.8.3-1","binary_name":"libswresample-ffmpeg1"},{"binary_version":"7:2.8.3-1","binary_name":"libswresample-ffmpeg1-dbgsym"},{"binary_version":"7:2.8.3-1","binary_name":"libswscale-dev"},{"binary_version":"7:2.8.3-1","binary_name":"libswscale-ffmpeg3"},{"binary_version":"7:2.8.3-1","binary_name":"libswscale-ffmpeg3-dbgsym"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-6822.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}