{"id":"CVE-2021-28237","aliases":["EUVD-2021-14926","GHSA-rc9p-cjq8-2vpg","openSUSE-SU-2022:0155-1","openSUSE-SU-2024:12083-1"],"status":"published","title":"LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.","description":"LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01409,"percentile":0.72824,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2021-12-02T21:47:40Z","modified":"2026-10-20T10:54:35Z","fixes":[{"ecosystem":"SUSE:Package Hub 15 SP4","package":"libredwg","fixed_in":["0.12.5-bp154.2.3.1"],"sources":["osv"]},{"ecosystem":"openSUSE:Leap 15.4","package":"libredwg","fixed_in":["0.12.5-bp154.2.3.1"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"libredwg","fixed_in":["0.12.5-2.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"SUSE:Package Hub 15 SP4","package":"libredwg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.12.5-bp154.2.3.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Leap 15.4","package":"libredwg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.12.5-bp154.2.3.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"libredwg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.12.5-2.1"}]}]}],"products":[{"vendor":"gnu","product":"libredwg"}],"references":[{"url":"https://github.com/LibreDWG/libredwg/issues/325","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28237"},{"url":"https://github.com/advisories/GHSA-rc9p-cjq8-2vpg"},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/MA7BWPSN6HKHRK4TA6WSVB64RRQXPA6H/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1193372","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28237","tags":["web"]},{"url":"","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2021-28237","description":"LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.","status":"published","published":"2021-12-02T21:47:40Z","modified":"2024-08-03T21:40:13.549Z","updated_at":"2026-11-02T14:33:08.811269Z"}],"euvd":[{"id":"EUVD-2021-14926","description":"LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.","status":"published","published":"2021-12-02T21:47:40Z","modified":"2024-08-03T21:40:13Z","updated_at":"2026-11-03T03:24:47.350261Z"}],"ghsa":[{"id":"GHSA-rc9p-cjq8-2vpg","title":"LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.","description":"LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.","status":"published","published":"2021-12-03T00:00:26Z","modified":"2023-02-01T05:06:27Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:50:21.264393Z"}],"nvd":[{"id":"CVE-2021-28237","description":"LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.","status":"published","published":"2021-12-02T22:15:08.943Z","modified":"2026-06-17T03:46:05.263Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:01.811115Z"}],"osv":[{"id":"CVE-2021-28237","description":"LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.","status":"published","published":"2021-12-02T22:15:08.943Z","modified":"2026-10-20T10:54:35.995042239Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:19.129331Z"},{"id":"openSUSE-SU-2022:0155-1","title":"Security update for libredwg","description":"This update for libredwg fixes the following issues:\n\nUpdate to release 0.12.5 [boo#1193372] [CVE-2021-28237]\n\n* Restricted accepted DXF objects to all stable and unstable\n  classes, minus MATERIAL, ARC_DIMENSION, SUN, PROXY*. I.e.\n  most unstable objects do not allow unknown DXF codes anymore.\n  This fixed most oss-fuzz errors.\n","status":"published","published":"2022-05-27T12:01:16Z","modified":"2026-02-04T03:45:28.483353Z","updated_at":"2026-11-02T16:58:32.653274Z"},{"id":"openSUSE-SU-2024:12083-1","title":"libredwg-devel-0.12.5-2.1 on GA media","description":"These are all security issues fixed in the libredwg-devel-0.12.5-2.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:52:02.361892Z","updated_at":"2026-11-02T16:58:35.485255Z"}]}}