{"id":"CVE-2020-20448","aliases":["DEBIAN-CVE-2020-20448","DSA-4722-1","EUVD-2020-13235","GHSA-rqxg-44wv-f888","SUSE-SU-2021:2322-1","SUSE-SU-2021:2929-1","openSUSE-SU-2021:2322-1"],"status":"published","title":"FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a...","description":"FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a remote malicious user to cause a Denial of Service.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00915,"percentile":0.60394,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-369"],"published":"2020-07-08T00:00:00Z","modified":"2026-10-26T12:00:48Z","fixes":[{"ecosystem":"Debian:12","package":"ffmpeg","fixed_in":["7:4.3-2"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ffmpeg","fixed_in":["7:4.3-2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ffmpeg","fixed_in":["7:4.3-2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.3-2"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.3-2"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.3-2"}]}]},{"source":"osv","ecosystem":"Debian:10","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.1.6-1~deb10u1"}]}],"versions":["7:4.1.3-1","7:4.1.4-1","7:4.1.4-1~deb10u1"],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Desktop Applications 15 SP2","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-11.3.1"}]}],"bundled":23},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Desktop Applications 15 SP3","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-11.3.1"}]}],"bundled":23},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Package Hub 15 SP2","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-11.3.1"}]}],"bundled":23},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Package Hub 15 SP3","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-11.3.1"}]}],"bundled":23},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Workstation Extension 15 SP2","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-11.3.1"}]}],"bundled":23},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Workstation Extension 15 SP3","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-11.3.1"}]}],"bundled":23},{"source":"osv","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15-ESPOS","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15-LTSS","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP1-ESPOS","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 15-LTSS","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 15 SP1-BCL","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 15 SP1-LTSS","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP1","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Manager Proxy 4.0","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Manager Retail Branch Server 4.0","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Manager Server 4.0","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"SUSE:Enterprise Storage 6","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-4.34.2"}]}],"bundled":31},{"source":"osv","ecosystem":"openSUSE:Leap 15.3","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.2-11.3.1"}]}],"bundled":23}],"products":[{"vendor":"ffmpeg","product":"ffmpeg"}],"references":[{"url":"https://trac.ffmpeg.org/ticket/7990","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Vendor Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-20448"},{"url":"https://github.com/advisories/GHSA-rqxg-44wv-f888"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-20448","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2021/suse-su-20212322-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1172640","tags":["report"]},{"url":"https://bugzilla.suse.com/1186406","tags":["report"]},{"url":"https://bugzilla.suse.com/1186583","tags":["report"]},{"url":"https://bugzilla.suse.com/1186586","tags":["report"]},{"url":"https://bugzilla.suse.com/1186587","tags":["report"]},{"url":"https://bugzilla.suse.com/1186596","tags":["report"]},{"url":"https://bugzilla.suse.com/1186597","tags":["report"]},{"url":"https://bugzilla.suse.com/1186598","tags":["report"]},{"url":"https://bugzilla.suse.com/1186600","tags":["report"]},{"url":"https://bugzilla.suse.com/1186603","tags":["report"]},{"url":"https://bugzilla.suse.com/1186604","tags":["report"]},{"url":"https://bugzilla.suse.com/1186605","tags":["report"]},{"url":"https://bugzilla.suse.com/1186613","tags":["report"]},{"url":"https://bugzilla.suse.com/1186614","tags":["report"]},{"url":"https://bugzilla.suse.com/1186615","tags":["report"]},{"url":"https://bugzilla.suse.com/1186616","tags":["report"]},{"url":"https://bugzilla.suse.com/1186658","tags":["report"]},{"url":"https://bugzilla.suse.com/1186660","tags":["report"]},{"url":"https://bugzilla.suse.com/1186757","tags":["report"]},{"url":"https://bugzilla.suse.com/1186758","tags":["report"]},{"url":"https://bugzilla.suse.com/1186762","tags":["report"]},{"url":"https://bugzilla.suse.com/1186763","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2019-17539","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-13904","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-20448","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-20451","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-21041","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22015","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22016","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22017","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22019","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22020","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22021","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22022","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22023","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22025","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22026","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22031","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22032","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22033","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22034","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22038","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22039","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22043","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22044","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2021/suse-su-20212929-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1129714","tags":["report"]},{"url":"https://bugzilla.suse.com/1186849","tags":["report"]},{"url":"https://bugzilla.suse.com/1186859","tags":["report"]},{"url":"https://bugzilla.suse.com/1186861","tags":["report"]},{"url":"https://bugzilla.suse.com/1186863","tags":["report"]},{"url":"https://bugzilla.suse.com/1189142","tags":["report"]},{"url":"https://bugzilla.suse.com/1189348","tags":["report"]},{"url":"https://bugzilla.suse.com/1189350","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2019-9721","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-21688","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-21697","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22046","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22048","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22049","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22054","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-38114","tags":["web"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/MM55YS6XXAKFK3J35CDODMYMAZO6JX3S/","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2020-20448","description":"FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a remote malicious user to cause a Denial of Service.","status":"published","published":"2021-05-25T17:55:04Z","modified":"2024-08-04T14:22:24.55Z","updated_at":"2026-11-02T14:35:45.763329Z"}],"euvd":[{"id":"EUVD-2020-13235","description":"FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a remote malicious user to cause a Denial of Service.","status":"published","published":"2021-05-25T17:55:04Z","modified":"2024-08-04T14:22:24Z","updated_at":"2026-11-03T03:07:24.233243Z"}],"ghsa":[{"id":"GHSA-rqxg-44wv-f888","title":"FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a...","description":"FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a remote malicious user to cause a Denial of Service.","status":"published","published":"2022-05-24T19:03:10Z","modified":"2023-01-29T05:06:45Z","cwes":["CWE-369"],"updated_at":"2026-11-02T14:46:05.419939Z"}],"nvd":[{"id":"CVE-2020-20448","description":"FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a remote malicious user to cause a Denial of Service.","status":"published","published":"2021-05-25T18:15:07.99Z","modified":"2026-06-17T03:03:00.26Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-369"],"updated_at":"2026-11-02T14:06:43.288951Z"}],"osv":[{"id":"CVE-2020-20448","description":"FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a remote malicious user to cause a Denial of Service.","status":"published","published":"2021-05-25T18:15:07.99Z","modified":"2026-11-07T10:45:34.614943021Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-07T11:15:38.581573Z"},{"id":"DEBIAN-CVE-2020-20448","description":"FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a remote malicious user to cause a Denial of Service.","status":"published","published":"2021-05-25T18:15:07.99Z","modified":"2026-10-26T12:00:48.836401811Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:33.384087Z"},{"id":"DSA-4722-1","title":"ffmpeg - security update","status":"published","published":"2020-07-08T00:00:00Z","modified":"2026-03-09T02:11:02.832797Z","updated_at":"2026-11-02T15:46:17.19998Z"},{"id":"openSUSE-SU-2021:2322-1","title":"Security update for ffmpeg","description":"This update for ffmpeg fixes the following issues:\n\n- CVE-2020-13904: Fixed use-after-free via a crafted EXTINF duration in an m3u8 file (bsc#1172640).\n- CVE-2020-21041: Fixed buffer overflow vulnerability via apng_do_inverse_blend in libavcodec/pngenc.c  (bsc#1186406).\n- CVE-2019-17539: Fixed NULL pointer dereference in avcodec_open2 in libavcodec/utils.c (bsc# 1154065).\n- CVE-2020-22026: Fixed buffer overflow vulnerability in config_input() at libavfilter/af_tremolo.c (bsc#1186583).\n- CVE-2020-22021: Fixed buffer overflow vulnerability in filter_edges function in libavfilter/vf_yadif.c (bsc#1186586).\n- CVE-2020-22020: Fixed buffer overflow vulnerability in build_diff_map() in libavfilter/vf_fieldmatch.c (bsc#1186587).\n- CVE-2020-22015: Fixed buffer overflow vulnerability in mov_write_video_tag() due to the out of bounds in libavformat/movenc.c (bsc#1186596).\n- CVE-2020-22016: Fixed a heap-based Buffer Overflow vulnerability at libavcodec/get_bits.h when writing .mov files (bsc#1186598).\n- CVE-2020-22017: Fixed a heap-based Buffer Overflow vulnerability in ff_fill_rectangle() in libavfilter/drawutils.c (bsc#1186600).\n- CVE-2020-22022: Fixed a heap-based Buffer Overflow vulnerability in filter_frame at libavfilter/vf_fieldorder.c (bsc#1186603).\n- CVE-2020-22023: Fixed a heap-based Buffer Overflow vulnerability in filter_frame at libavfilter/vf_bitplanenoise.c (bsc#1186604)\n- CVE-2020-22025: Fixed a heap-based Buffer Overflow vulnerability in gaussian_blur at libavfilter/vf_edgedetect.c (bsc#1186605).\n- CVE-2020-22031: Fixed a heap-based Buffer Overflow vulnerability at libavfilter/vf_w3fdif.c in filter16_complex_low() (bsc#1186613).\n- CVE-2020-22032: Fixed a heap-based Buffer Overflow vulnerability at libavfilter/vf_edgedetect.c in gaussian_blur() (bsc#1186614).\n- CVE-2020-22034: Fixed a heap-based Buffer Overflow vulnerability at libavfilter/vf_floodfill.c (bsc#1186616).\n- CVE-2020-20451: Fixed denial of service issue due to resource management errors via fftools/cmdutils.c (bsc#1186658).\n- CVE-2020-20448: Fixed divide by zero issue via libavcodec/ratecontrol.c (bsc#1186660).\n- CVE-2020-22038: Fixed denial of service vulnerability due to a memory leak in the ff_v4l2_m2m_create_context function in v4l2_m2m.c (bsc#1186757).\n- CVE-2020-22039: Fixed denial of service vulnerability due to a memory leak in the inavi_add_ientry function (bsc#1186758).\n- CVE-2020-22043: Fixed denial of service vulnerability due to a memory leak at the fifo_alloc_common function in libavutil/fifo.c (bsc#1186762).\n- CVE-2020-22044: Fixed denial of service vulnerability due to a memory leak in the url_open_dyn_buf_internal function in libavformat/aviobuf.c (bsc#1186763).\n- CVE-2020-22033,CVE-2020-22019: Fixed a heap-based Buffer Overflow Vulnerability at libavfilter/vf_vmafmotion.c in convolution_y_8bit() and in convolution_y_10bit() in libavfilter/vf_vmafmotion.c (bsc#1186615, bsc#1186597).\n","status":"published","published":"2021-07-14T15:03:30Z","modified":"2026-02-04T03:11:07.171255Z","updated_at":"2026-11-02T16:58:32.266854Z"},{"id":"SUSE-SU-2021:2322-1","title":"Security update for ffmpeg","description":"This update for ffmpeg fixes the following issues:\n\n- CVE-2020-13904: Fixed use-after-free via a crafted EXTINF duration in an m3u8 file (bsc#1172640).\n- CVE-2020-21041: Fixed buffer overflow vulnerability via apng_do_inverse_blend in libavcodec/pngenc.c  (bsc#1186406).\n- CVE-2019-17539: Fixed NULL pointer dereference in avcodec_open2 in libavcodec/utils.c (bsc# 1154065).\n- CVE-2020-22026: Fixed buffer overflow vulnerability in config_input() at libavfilter/af_tremolo.c (bsc#1186583).\n- CVE-2020-22021: Fixed buffer overflow vulnerability in filter_edges function in libavfilter/vf_yadif.c (bsc#1186586).\n- CVE-2020-22020: Fixed buffer overflow vulnerability in build_diff_map() in libavfilter/vf_fieldmatch.c (bsc#1186587).\n- CVE-2020-22015: Fixed buffer overflow vulnerability in mov_write_video_tag() due to the out of bounds in libavformat/movenc.c (bsc#1186596).\n- CVE-2020-22016: Fixed a heap-based Buffer Overflow vulnerability at libavcodec/get_bits.h when writing .mov files (bsc#1186598).\n- CVE-2020-22017: Fixed a heap-based Buffer Overflow vulnerability in ff_fill_rectangle() in libavfilter/drawutils.c (bsc#1186600).\n- CVE-2020-22022: Fixed a heap-based Buffer Overflow vulnerability in filter_frame at libavfilter/vf_fieldorder.c (bsc#1186603).\n- CVE-2020-22023: Fixed a heap-based Buffer Overflow vulnerability in filter_frame at libavfilter/vf_bitplanenoise.c (bsc#1186604)\n- CVE-2020-22025: Fixed a heap-based Buffer Overflow vulnerability in gaussian_blur at libavfilter/vf_edgedetect.c (bsc#1186605).\n- CVE-2020-22031: Fixed a heap-based Buffer Overflow vulnerability at libavfilter/vf_w3fdif.c in filter16_complex_low() (bsc#1186613).\n- CVE-2020-22032: Fixed a heap-based Buffer Overflow vulnerability at libavfilter/vf_edgedetect.c in gaussian_blur() (bsc#1186614).\n- CVE-2020-22034: Fixed a heap-based Buffer Overflow vulnerability at libavfilter/vf_floodfill.c (bsc#1186616).\n- CVE-2020-20451: Fixed denial of service issue due to resource management errors via fftools/cmdutils.c (bsc#1186658).\n- CVE-2020-20448: Fixed divide by zero issue via libavcodec/ratecontrol.c (bsc#1186660).\n- CVE-2020-22038: Fixed denial of service vulnerability due to a memory leak in the ff_v4l2_m2m_create_context function in v4l2_m2m.c (bsc#1186757).\n- CVE-2020-22039: Fixed denial of service vulnerability due to a memory leak in the inavi_add_ientry function (bsc#1186758).\n- CVE-2020-22043: Fixed denial of service vulnerability due to a memory leak at the fifo_alloc_common function in libavutil/fifo.c (bsc#1186762).\n- CVE-2020-22044: Fixed denial of service vulnerability due to a memory leak in the url_open_dyn_buf_internal function in libavformat/aviobuf.c (bsc#1186763).\n- CVE-2020-22033,CVE-2020-22019: Fixed a heap-based Buffer Overflow Vulnerability at libavfilter/vf_vmafmotion.c in convolution_y_8bit() and in convolution_y_10bit() in libavfilter/vf_vmafmotion.c (bsc#1186615, bsc#1186597).\n","status":"published","published":"2021-07-14T15:03:29Z","modified":"2026-02-04T02:17:52.34592Z","updated_at":"2026-11-02T15:53:49.138643Z"},{"id":"SUSE-SU-2021:2929-1","title":"Security update for ffmpeg","description":"This update for ffmpeg fixes the following issues:\n\n- CVE-2019-9721: Fixed a denial of service in the subtitle decoder in handle_open_brace from libavcodec/htmlsubtitles.c (bsc#1129714).\n- CVE-2020-22046: Fixed a denial of service vulnerability due to a memory leak in the avpriv_float_dsp_allocl function in libavutil/float_dsp.c (bsc#1186849).\n- CVE-2020-22048: Fixed a denial of service vulnerability due to a memory leak in the ff_frame_pool_get function in framepool.c (bsc#1186859).\n- CVE-2020-22049: Fixed a denial of service vulnerability caused by a memory leak in the wtvfile_open_sector function in wtvdec.c (bsc#1186861).\n- CVE-2020-22054: Fixed a denial of service vulnerability due to a memory leak in the av_dict_set function in dict.c (bsc#1186863).\n- CVE-2020-13904: Fixed use-after-free via a crafted EXTINF duration in an m3u8 file (bsc#1172640).\n- CVE-2020-21041: Fixed buffer overflow vulnerability via apng_do_inverse_blend in libavcodec/pngenc.c  (bsc#1186406).\n- CVE-2019-17539: Fixed NULL pointer dereference in avcodec_open2 in libavcodec/utils.c (bsc# 1154065).\n- CVE-2020-22026: Fixed buffer overflow vulnerability in config_input() at libavfilter/af_tremolo.c (bsc#1186583).\n- CVE-2020-22021: Fixed buffer overflow vulnerability in filter_edges function in libavfilter/vf_yadif.c (bsc#1186586).\n- CVE-2020-22020: Fixed buffer overflow vulnerability in build_diff_map() in libavfilter/vf_fieldmatch.c (bsc#1186587).\n- CVE-2020-22015: Fixed buffer overflow vulnerability in mov_write_video_tag() due to the out of bounds in libavformat/movenc.c (bsc#1186596).\n- CVE-2020-22016: Fixed a heap-based Buffer Overflow vulnerability at libavcodec/get_bits.h when writing .mov files (bsc#1186598).\n- CVE-2020-22017: Fixed a heap-based Buffer Overflow vulnerability in ff_fill_rectangle() in libavfilter/drawutils.c (bsc#1186600).\n- CVE-2020-22022: Fixed a heap-based Buffer Overflow vulnerability in filter_frame at libavfilter/vf_fieldorder.c (bsc#1186603).\n- CVE-2020-22023: Fixed a heap-based Buffer Overflow vulnerability in filter_frame at libavfilter/vf_bitplanenoise.c (bsc#1186604)\n- CVE-2020-22025: Fixed a heap-based Buffer Overflow vulnerability in gaussian_blur at libavfilter/vf_edgedetect.c (bsc#1186605).\n- CVE-2020-22031: Fixed a heap-based Buffer Overflow vulnerability at libavfilter/vf_w3fdif.c in filter16_complex_low() (bsc#1186613).\n- CVE-2020-22032: Fixed a heap-based Buffer Overflow vulnerability at libavfilter/vf_edgedetect.c in gaussian_blur() (bsc#1186614).\n- CVE-2020-22034: Fixed a heap-based Buffer Overflow vulnerability at libavfilter/vf_floodfill.c (bsc#1186616).\n- CVE-2020-20451: Fixed denial of service issue due to resource management errors via fftools/cmdutils.c (bsc#1186658).\n- CVE-2020-20448: Fixed divide by zero issue via libavcodec/ratecontrol.c (bsc#1186660).\n- CVE-2020-22038: Fixed denial of service vulnerability due to a memory leak in the ff_v4l2_m2m_create_context function in v4l2_m2m.c (bsc#1186757).\n- CVE-2020-22039: Fixed denial of service vulnerability due to a memory leak in the inavi_add_ientry function (bsc#1186758).\n- CVE-2020-22043: Fixed denial of service vulnerability due to a memory leak at the fifo_alloc_common function in libavutil/fifo.c (bsc#1186762).\n- CVE-2020-22044: Fixed denial of service vulnerability due to a memory leak in the url_open_dyn_buf_internal function in libavformat/aviobuf.c (bsc#1186763).\n- CVE-2020-22033,CVE-2020-22019: Fixed a heap-based Buffer Overflow Vulnerability at libavfilter/vf_vmafmotion.c in convolution_y_8bit() and in convolution_y_10bit() in libavfilter/vf_vmafmotion.c (bsc#1186615, bsc#1186597).\n- CVE-2020-21688: Fixed a heap-use-after-free in the av_freep function in libavutil/mem.c (bsc#1189348).\n- CVE-2020-21697: Fixed a heap-use-after-free in the mpeg_mux_write_packet function in libavformat/mpegenc.c (bsc#1189350).\n- CVE-2021-38114: Fixed a not checked return value of the init_vlc function (bsc#1189142).\n","status":"published","published":"2021-09-02T12:46:19Z","modified":"2026-02-04T04:30:23.398256Z","updated_at":"2026-11-02T15:53:49.605187Z"}]}}