{"id":"UBUNTU-CVE-2020-22046","details":"A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the avpriv_float_dsp_allocl function in libavutil/float_dsp.c.","modified":"2026-04-22T12:33:27.581833Z","published":"2021-06-02T16:15:00Z","related":["USN-5167-1"],"upstream":["CVE-2020-22046"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-22046"},{"type":"REPORT","url":"https://trac.ffmpeg.org/ticket/8294"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5167-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-22046"}],"affected":[{"package":{"name":"ffmpeg","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/ffmpeg@7:2.8.17-0ubuntu0.1+esm3?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:2.8.17-0ubuntu0.1+esm3"}]}],"versions":["7:2.7.2-1build1","7:2.8.1-1ubuntu1","7:2.8.2-1ubuntu1","7:2.8.3-1","7:2.8.4-1","7:2.8.4-1ubuntu1","7:2.8.4-1ubuntu2","7:2.8.4-1ubuntu3","7:2.8.4-1ubuntu4","7:2.8.6-1ubuntu1","7:2.8.6-1ubuntu2","7:2.8.8-0ubuntu0.16.04.1","7:2.8.10-0ubuntu0.16.04.1","7:2.8.11-0ubuntu0.16.04.1","7:2.8.14-0ubuntu0.16.04.1","7:2.8.15-0ubuntu0.16.04.1","7:2.8.15-0ubuntu0.16.04.1+esm1","7:2.8.17-0ubuntu0.1","7:2.8.17-0ubuntu0.1+esm1","7:2.8.17-0ubuntu0.1+esm2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"7:2.8.17-0ubuntu0.1+esm3","binary_name":"ffmpeg"},{"binary_name":"libav-tools","binary_version":"7:2.8.17-0ubuntu0.1+esm3"},{"binary_name":"libavcodec-extra","binary_version":"7:2.8.17-0ubuntu0.1+esm3"},{"binary_name":"libavcodec-ffmpeg-extra56","binary_version":"7:2.8.17-0ubuntu0.1+esm3"},{"binary_name":"libavcodec-ffmpeg56","binary_version":"7:2.8.17-0ubuntu0.1+esm3"},{"binary_name":"libavdevice-ffmpeg56","binary_version":"7:2.8.17-0ubuntu0.1+esm3"},{"binary_name":"libavfilter-ffmpeg5","binary_version":"7:2.8.17-0ubuntu0.1+esm3"},{"binary_name":"libavformat-ffmpeg56","binary_version":"7:2.8.17-0ubuntu0.1+esm3"},{"binary_name":"libavresample-ffmpeg2","binary_version":"7:2.8.17-0ubuntu0.1+esm3"},{"binary_name":"libavutil-ffmpeg54","binary_version":"7:2.8.17-0ubuntu0.1+esm3"},{"binary_name":"libpostproc-ffmpeg53","binary_version":"7:2.8.17-0ubuntu0.1+esm3"},{"binary_version":"7:2.8.17-0ubuntu0.1+esm3","binary_name":"libswresample-ffmpeg1"},{"binary_name":"libswscale-ffmpeg3","binary_version":"7:2.8.17-0ubuntu0.1+esm3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-22046.json"}},{"package":{"name":"ffmpeg","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/ffmpeg@7:4.2.4-1ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.2.4-1ubuntu0.1"}]}],"versions":["7:4.1.4-1build2","7:4.2.1-2","7:4.2.1-2ubuntu1","7:4.2.2-1build1","7:4.2.2-1ubuntu1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"ffmpeg","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libavcodec-extra","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libavcodec-extra58","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libavcodec58","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libavdevice58","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libavfilter-extra","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libavfilter-extra7","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libavfilter7","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libavformat58","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libavresample4","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libavutil56","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libpostproc55","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libswresample3","binary_version":"7:4.2.4-1ubuntu0.1"},{"binary_name":"libswscale5","binary_version":"7:4.2.4-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-22046.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}