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CVE-2023-54202 drm/i915: fix race condition UAF in i915_perf_add_config_ioctl

🗓️ 30 Dec 2025 12:09:06Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 20 Views

Fix use-after-free in i915 perf config ioctl by delaying metrics_lock unlock until after dereferencing the object.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/i915/i915_perf.c"
    ],
    "versions": [
      {
        "version": "f89823c212246d0671cc51e69894a3df1a743aee",
        "lessThan": "6eeb1cba4c9dc47656ea328afa34953c28783d8c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f89823c212246d0671cc51e69894a3df1a743aee",
        "lessThan": "240b1502708858b5e3f10b6dc5ca3f148a322fef",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f89823c212246d0671cc51e69894a3df1a743aee",
        "lessThan": "7eb98f5ac551863efe8be810cea1cd5411d677b1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f89823c212246d0671cc51e69894a3df1a743aee",
        "lessThan": "dc30c011469165d57af9adac5baff7d767d20e5c",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/i915/i915_perf.c"
    ],
    "versions": [
      {
        "version": "4.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.108",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.24",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.2.11",
        "lessThanOrEqual": "6.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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