{"cve":"CVE-2023-45931","nvd":{"published":"2024-03-27T04:15:11.250","modified":"2026-06-17T06:29:48.707","status":"Modified","description":"Mesa 23.0.4 was discovered to contain a NULL pointer dereference in check_xshm() for the has_error state. NOTE: this is disputed because there is no scenario in which the vulnerability was demonstrated.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-476"],"references":["https://gitlab.freedesktop.org/mesa/mesa/-/issues/9859","https://seclists.org/fulldisclosure/2024/Jan/71","http://packetstormsecurity.com/files/176813/Mesa-23.0.4-Null-Pointer.html","http://seclists.org/fulldisclosure/2024/Jan/59","http://seclists.org/fulldisclosure/2024/Jan/71"],"products":["mesa3d:mesa"],"source":"nvd","synced_at":"2026-10-19T21:47:51.568503435+00:00"},"epss":{"cve":"CVE-2023-45931","score":0.01034,"percentile":0.63861,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}