{"id":"CVE-2021-45863","aliases":["EUVD-2021-32579","GHSA-hvwq-69c4-2m8m"],"status":"published","title":"tsMuxer git-2678966 was discovered to contain a heap-based buffer overflow via the function...","description":"tsMuxer git-2678966 was discovered to contain a heap-based buffer overflow via the function HevcUnit::updateBits in hevc.cpp.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/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":0.00729,"percentile":0.54574,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2022-03-01T23:47:16Z","modified":"2026-06-17T04:14:10Z","products":[{"vendor":"tsmuxer_project","product":"tsmuxer"}],"references":[{"url":"https://github.com/justdan96/tsMuxer/issues/509","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory"]},{"url":"https://github.com/justdan96/tsMuxer/pull/512","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-45863"},{"url":"https://github.com/advisories/GHSA-hvwq-69c4-2m8m"}],"sources":{"cve":[{"id":"CVE-2021-45863","description":"tsMuxer git-2678966 was discovered to contain a heap-based buffer overflow via the function HevcUnit::updateBits in hevc.cpp.","status":"published","published":"2022-03-01T23:47:16Z","modified":"2024-08-04T04:54:30.955Z","updated_at":"2026-11-02T14:33:02.580561Z"}],"euvd":[{"id":"EUVD-2021-32579","description":"tsMuxer git-2678966 was discovered to contain a heap-based buffer overflow via the function HevcUnit::updateBits in hevc.cpp.","status":"published","published":"2022-03-01T23:47:16Z","modified":"2024-08-04T04:54:30Z","updated_at":"2026-11-03T03:08:25.77408Z"}],"ghsa":[{"id":"GHSA-hvwq-69c4-2m8m","title":"tsMuxer git-2678966 was discovered to contain a heap-based buffer overflow via the function...","description":"tsMuxer git-2678966 was discovered to contain a heap-based buffer overflow via the function HevcUnit::updateBits in hevc.cpp.","status":"published","published":"2022-03-03T00:00:52Z","modified":"2023-02-03T05:06:21Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:53:53.309122Z"}],"nvd":[{"id":"CVE-2021-45863","description":"tsMuxer git-2678966 was discovered to contain a heap-based buffer overflow via the function HevcUnit::updateBits in hevc.cpp.","status":"published","published":"2022-03-02T00:15:08.127Z","modified":"2026-06-17T04:14:10.45Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/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":"2026-11-02T14:07:05.198719Z"}]}}