{"id":"CVE-2024-40926","summary":"drm/nouveau: don't attempt to schedule hpd_work on headless cards","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/nouveau: don't attempt to schedule hpd_work on headless cards\n\nIf the card doesn't have display hardware, hpd_work and hpd_lock are\nleft uninitialized which causes BUG when attempting to schedule hpd_work\non runtime PM resume.\n\nFix it by adding headless flag to DRM and skip any hpd if it's set.","modified":"2026-04-02T12:17:21.086287Z","published":"2024-07-12T12:25:06.435Z","related":["SUSE-SU-2024:3194-1","SUSE-SU-2024:3195-1","SUSE-SU-2024:3383-1","SUSE-SU-2025:20044-1","SUSE-SU-2025:20047-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/40xxx/CVE-2024-40926.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/227349998e5740f14d531b0f0d704e66b1ed3c2f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b96a225377b6602299a03d2ce3c289b68cd41bb7"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/40xxx/CVE-2024-40926.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-40926"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"ae1aadb1eb8d3cbc52e42bee71d67bd4a71f9f07"},{"fixed":"227349998e5740f14d531b0f0d704e66b1ed3c2f"},{"fixed":"b96a225377b6602299a03d2ce3c289b68cd41bb7"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-40926.json"}}],"schema_version":"1.7.5"}