{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "480b358e7d8ef69fd8f1b0cad6e07c7d70a36ee4"
            },
            {
              "fixed": "c409ecce9adcf815e86bc2f68834982e5a9c4e76"
            },
            {
              "fixed": "65d046b2d8e0d6d855379a981869005fd6b6a41b"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31547.json"
  },
  "details": "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)",
  "id": "CVE-2026-31547",
  "modified": "2026-07-15T01:49:13.180450442Z",
  "published": "2026-04-24T14:33:15.262Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/65d046b2d8e0d6d855379a981869005fd6b6a41b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c409ecce9adcf815e86bc2f68834982e5a9c4e76"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31547.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-31547"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "drm/xe: Fix missing runtime PM reference in ccs_mode_store"
}