{"cve":"CVE-2026-80542","nvd":{"published":"2026-08-26T15:17:08.540","modified":"2026-08-26T15:17:08.540","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix NULL pointer dereference in amdgpu_dm_crtc_set_vblank()\n\namdgpu_dm_crtc_set_vblank() dereferences acrtc_state->stream when\nvblank is enabled/queried from DRM_IOCTL_MODE_CRTC_GET_SEQUENCE before\na stream is attached to it.\n\nBUG: kernel NULL pointer dereference, address: 0000000000000008\nRIP: amdgpu_dm_crtc_set_vblank+0x6b/0x4d0 [amdgpu]\nCall Trace:\n drm_vblank_enable\n drm_vblank_get\n drm_crtc_get_sequence_ioctl\n drm_ioctl_kernel\n drm_ioctl\n\nReproduced by running VKCTS with WSI tests enabled on RADV.\n\nGuard the enable path on acrtc_state->stream being non-NULL, matching\nthe existing checks in this function.\n\n(cherry picked from commit 7b1b31bf6942e6f43509b48da23f8e27269aac39)","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/4a6bc92fac30070511d66bcce4ed9b7dac983180","https://git.kernel.org/stable/c/5045fb4c70bfde36a05e0f41cf35ddfb6d85d3af","https://git.kernel.org/stable/c/f2a1c4c6fe0a6fcde02e59dde546dba28d283635"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:50:17.453294893+00:00"},"epss":{"cve":"CVE-2026-80542","score":0.00206,"percentile":0.10733,"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."]}