{"id":"CVE-2020-21604","aliases":["ALPINE-CVE-2020-21604","DEBIAN-CVE-2020-21604","DLA-3240-1","DSA-5346-1","EUVD-2020-14372","GHSA-gj6q-h2fw-xwp7","MGASA-2023-0093","UBUNTU-CVE-2020-21604","USN-6617-1"],"status":"published","title":"libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can...","description":"libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can be exploited via a crafted a file.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01057,"percentile":0.64743,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2021-09-16T00:00:00Z","modified":"2026-10-26T12:02:38Z","fixes":[{"ecosystem":"Alpine:v3.14","package":"libde265","fixed_in":["1.0.11-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"libde265","fixed_in":["1.0.11-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"libde265","fixed_in":["1.0.11-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"libde265","fixed_in":["1.0.11-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"libde265","fixed_in":["1.0.11-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"libde265","fixed_in":["1.0.11-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"libde265","fixed_in":["1.0.11-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"libde265","fixed_in":["1.0.11-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"libde265","fixed_in":["1.0.11-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"libde265","fixed_in":["1.0.11-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"libde265","fixed_in":["1.0.11-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"libde265","fixed_in":["1.0.9-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"libde265","fixed_in":["1.0.9-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libde265","fixed_in":["1.0.9-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"libde265","fixed_in":["1.0.2-2ubuntu0.16.04.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libde265","fixed_in":["1.0.2-2ubuntu0.18.04.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:20.04:LTS","package":"libde265","fixed_in":["1.0.4-1ubuntu0.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.14","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.15","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.16","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.9-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.9-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.9-1"}]}]},{"source":"osv","ecosystem":"Debian:10","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.3-1+deb10u1"}]}],"versions":["1.0.3-1"],"bundled":16},{"source":"osv","ecosystem":"Debian:11","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-0+deb11u1"}]}],"versions":["1.0.8-1","1.0.8-1.1","1.0.9-1","1.0.9-1.1"],"bundled":46},{"source":"osv","ecosystem":"Mageia:8","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-1.mga8"}]}],"bundled":46},{"source":"osv","ecosystem":"Mageia:8","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.11-1.mga8.tainted"}]}],"bundled":46},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.2-2ubuntu0.16.04.1~esm1"}]}],"versions":["1.0.2-1build1","1.0.2-2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.2-2ubuntu0.18.04.1~esm1"}]}],"versions":["1.0.2-2build1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.4-1ubuntu0.1"}]}],"versions":["1.0.3-1build1","1.0.4-1","1.0.4-1build1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.2-2ubuntu0.16.04.1~esm1"}]}],"versions":["1.0.2-1build1","1.0.2-2"],"bundled":14},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.2-2ubuntu0.18.04.1~esm1"}]}],"versions":["1.0.2-2build1"],"bundled":14},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"libde265","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.4-1ubuntu0.1"}]}],"versions":["1.0.3-1build1","1.0.4-1","1.0.4-1build1"],"bundled":14}],"products":[{"vendor":"struktur","product":"libde265"}],"references":[{"url":"https://github.com/strukturag/libde265/issues/231","tags":["x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://www.debian.org/security/2023/dsa-5346","tags":["vendor-advisory","x_transferred","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-21604"},{"url":"https://github.com/advisories/GHSA-gj6q-h2fw-xwp7"},{"url":"https://security.alpinelinux.org/vuln/CVE-2020-21604","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-21604","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2023-0093.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=31289","tags":["report"]},{"url":"https://www.debian.org/lts/security/2022/dla-3240","tags":["web"]},{"url":"https://www.debian.org/lts/security/2023/dla-3280","tags":["web"]},{"url":"https://www.debian.org/lts/security/2023/dla-3352","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2020-21604","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-6617-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-21604","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21594","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21595","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21596","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21597","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21598","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21599","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21600","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21601","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21602","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21603","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21605","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-21606","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-36408","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-21604","description":"libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can be exploited via a crafted a file.","status":"published","published":"2021-09-16T00:00:00Z","modified":"2024-08-04T14:30:33.567Z","updated_at":"2026-11-02T14:35:48.854892Z"}],"euvd":[{"id":"EUVD-2020-14372","description":"libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can be exploited via a crafted a file.","status":"published","published":"2021-09-16T00:00:00Z","modified":"2024-08-04T14:30:33Z","updated_at":"2026-11-03T03:07:23.288973Z"}],"ghsa":[{"id":"GHSA-gj6q-h2fw-xwp7","title":"libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can...","description":"libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can be exploited via a crafted a file.","status":"published","published":"2022-05-24T19:14:59Z","modified":"2023-02-11T15:30:17Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:54:04.926808Z"}],"nvd":[{"id":"CVE-2020-21604","description":"libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can be exploited via a crafted a file.","status":"published","published":"2021-09-16T22:15:08.093Z","modified":"2026-06-17T03:03:48.877Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:45.704484Z"}],"osv":[{"id":"ALPINE-CVE-2020-21604","description":"libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can be exploited via a crafted a file.","status":"published","published":"2021-09-16T22:15:08.093Z","modified":"2026-10-26T11:17:55.148090179Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:27:48.11886Z"},{"id":"CVE-2020-21604","description":"libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can be exploited via a crafted a file.","status":"published","published":"2021-09-16T22:15:08.093Z","modified":"2026-10-20T10:52:11.372339921Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:15.534837Z"},{"id":"DEBIAN-CVE-2020-21604","description":"libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can be exploited via a crafted a file.","status":"published","published":"2021-09-16T22:15:08.093Z","modified":"2026-10-26T12:02:38.479954897Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:33.384087Z"},{"id":"UBUNTU-CVE-2020-21604","description":"libde265 v1.0.4 contains a heap buffer overflow fault in the _mm_loadl_epi64 function, which can be exploited via a crafted a file.","status":"published","published":"2021-09-16T22:15:00Z","modified":"2026-04-22T12:33:53.733747Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:23.905183Z"},{"id":"DLA-3240-1","title":"libde265 - security update","status":"published","published":"2022-12-15T00:00:00Z","modified":"2026-03-09T01:20:52.337215Z","updated_at":"2026-11-02T15:46:11.734021Z"},{"id":"DSA-5346-1","title":"libde265 - security update","status":"published","published":"2023-02-10T00:00:00Z","modified":"2026-03-09T02:11:30.005303Z","updated_at":"2026-11-02T15:46:17.543497Z"},{"id":"MGASA-2023-0093","title":"Updated libde265 packages fix security vulnerability","description":"libde265 has been updated to version 1.0.11 to fix many security issues.\n","status":"published","published":"2023-03-18T22:16:28Z","modified":"2026-04-16T04:41:58.166601075Z","updated_at":"2026-11-02T15:49:42.263076Z"},{"id":"USN-6617-1","title":"libde265 vulnerabilities","description":"It was discovered that libde265 could be made to write out of bounds. If a\nuser or automated system were tricked into opening a specially crafted\nfile, an attacker could possibly use this issue to cause a denial of\nservice or execute arbitrary code. This issue only affected Ubuntu 16.04\nLTS and Ubuntu 18.04 LTS. (CVE-2020-21594)\n\nIt was discovered that libde265 could be made to write out of bounds. If a\nuser or automated system were tricked into opening a specially crafted\nfile, an attacker could possibly use this issue to cause a denial of\nservice or execute arbitrary code. (CVE-2020-21595, CVE-2020-21596,\nCVE-2020-21599, CVE-2020-21600, CVE-2020-21601, CVE-2020-21602,\nCVE-2020-21603, CVE-2020-21604, CVE-2020-21605)\n\nIt was discovered that libde265 did not properly manage memory. If a user\nor automated system were tricked into opening a specially crafted file, an\nattacker could possibly use this issue to cause a denial of service or\nexecute arbitrary code. This issue only affected Ubuntu 20.04 LTS.\n(CVE-2020-21597, CVE-2020-21598, CVE-2020-21606, CVE-2021-36408)\n","status":"published","published":"2024-01-30T14:17:08Z","modified":"2026-06-25T13:32:27.262157248Z","updated_at":"2026-11-02T16:58:17.305935Z"}]}}