{"id":"CVE-2021-28236","aliases":["EUVD-2021-14925","GHSA-744v-vg57-852g"],"status":"published","title":"LibreDWG v0.12.3 was discovered to contain a NULL pointer dereference via out_dxfb.c.","description":"LibreDWG v0.12.3 was discovered to contain a NULL pointer dereference via out_dxfb.c.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01236,"percentile":0.69315,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2021-12-02T21:47:39Z","modified":"2026-10-20T10:53:41Z","products":[{"vendor":"gnu","product":"libredwg"}],"references":[{"url":"https://github.com/LibreDWG/libredwg/issues/324","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28236"},{"url":"https://github.com/advisories/GHSA-744v-vg57-852g"}],"sources":{"cve":[{"id":"CVE-2021-28236","description":"LibreDWG v0.12.3 was discovered to contain a NULL pointer dereference via out_dxfb.c.","status":"published","published":"2021-12-02T21:47:39Z","modified":"2024-08-03T21:40:12.968Z","updated_at":"2026-11-02T14:33:09.175141Z"}],"euvd":[{"id":"EUVD-2021-14925","description":"LibreDWG v0.12.3 was discovered to contain a NULL pointer dereference via out_dxfb.c.","status":"published","published":"2021-12-02T21:47:39Z","modified":"2024-08-03T21:40:12Z","updated_at":"2026-11-03T03:24:47.350261Z"}],"ghsa":[{"id":"GHSA-744v-vg57-852g","title":"LibreDWG v0.12.3 was discovered to contain a NULL pointer dereference via out_dxfb.c.","description":"LibreDWG v0.12.3 was discovered to contain a NULL pointer dereference via out_dxfb.c.","status":"published","published":"2021-12-03T00:00:26Z","modified":"2023-02-01T05:06:40Z","cwes":["CWE-476"],"updated_at":"2026-11-02T14:50:24.014737Z"}],"nvd":[{"id":"CVE-2021-28236","description":"LibreDWG v0.12.3 was discovered to contain a NULL pointer dereference via out_dxfb.c.","status":"published","published":"2021-12-02T22:15:08.893Z","modified":"2026-06-17T03:46:05.147Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:07:01.811115Z"}],"osv":[{"id":"CVE-2021-28236","description":"LibreDWG v0.12.3 was discovered to contain a NULL pointer dereference via out_dxfb.c.","status":"published","published":"2021-12-02T22:15:08.893Z","modified":"2026-10-20T10:53:41.945081962Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:19.129331Z"}]}}