{"cve":"CVE-2026-31547","nvd":{"published":"2026-04-24T15:16:28.830","modified":"2026-06-17T10:33:57.213","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe: Fix missing runtime PM reference in ccs_mode_store\n\nccs_mode_store() calls xe_gt_reset() which internally invokes\nxe_pm_runtime_get_noresume(). That function requires the caller\nto already hold an outer runtime PM reference and warns if none\nis held:\n\n  [46.891177] xe 0000:03:00.0: [drm] Missing outer runtime PM protection\n  [46.891178] WARNING: drivers/gpu/drm/xe/xe_pm.c:885 at\n  xe_pm_runtime_get_noresume+0x8b/0xc0\n\nFix this by protecting xe_gt_reset() with the scope-based\nguard(xe_pm_runtime)(xe), which is the preferred form when\nthe reference lifetime matches a single scope.\n\nv2:\n- Use scope-based guard(xe_pm_runtime)(xe) (Shuicheng)\n- Update commit message accordingly\n\n(cherry picked from commit 7937ea733f79b3f25e802a0c8360bf7423856f36)","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":[],"references":["https://git.kernel.org/stable/c/65d046b2d8e0d6d855379a981869005fd6b6a41b","https://git.kernel.org/stable/c/c409ecce9adcf815e86bc2f68834982e5a9c4e76"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:33:09.003606135+00:00"},"epss":{"cve":"CVE-2026-31547","score":0.00107,"percentile":0.01151,"date":"2026-10-31"},"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."]}