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CVE-2024-39486

🗓️ 06 Jul 2024 09:25:21Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 156 Views🌐 WEB

Linux kernel drm/drm_file pid refcounting race vulnerability resolved

Related
Detection
Affected
Refs
Paths
NVD
Vulners
CNA
Node
OR
linuxlinux_kernelRange6.6.96.6.37
linuxlinux_kernelRange6.76.9.8
linuxlinux_kernelMatch6.10rc1
linuxlinux_kernelMatch6.10rc2
linuxlinux_kernelMatch6.10rc3
linuxlinux_kernelMatch6.10rc4
linuxlinux_kernelMatch6.10rc5
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/drm_file.c"
    ],
    "versions": [
      {
        "version": "031ddd28008971cce0b5626379b910d0a05fb4dd",
        "lessThan": "16682588ead4a593cf1aebb33b36df4d1e9e4ffa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1c7a387ffef894b1ab3942f0482dac7a6e0a909c",
        "lessThan": "0acce2a5c619ef1abdee783d7fea5eac78ce4844",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1c7a387ffef894b1ab3942f0482dac7a6e0a909c",
        "lessThan": "4f2a129b33a2054e62273edd5a051c34c08d96e9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.6.9",
        "lessThan": "6.6.37",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/drm_file.c"
    ],
    "versions": [
      {
        "version": "6.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.37",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.9.8",
        "lessThanOrEqual": "6.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.10",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
filp->pidpathdrivers/gpu/drm/drm_file.cUse-after-free due to get_pid() being called too late after rcu_replace_pointer without ensuring pid refcount is increased before releasing the mutex.CWE-416
dev->filelist_mutexpathdrivers/gpu/drm/drm_file.cUse-after-free due to get_pid() being called too late after rcu_replace_pointer without ensuring pid refcount is increased before releasing the mutex.CWE-416
rcu_replace_pointerpathdrivers/gpu/drm/drm_file.cUse-after-free due to get_pid() being called too late after rcu_replace_pointer without ensuring pid refcount is increased before releasing the mutex.CWE-416
get_pid()pathdrivers/gpu/drm/drm_file.cUse-after-free due to get_pid() being called too late after rcu_replace_pointer without ensuring pid refcount is increased before releasing the mutex.CWE-416
put_pid()pathdrivers/gpu/drm/drm_file.cUse-after-free due to get_pid() being called too late after rcu_replace_pointer without ensuring pid refcount is increased before releasing the mutex.CWE-416

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17 Jun 2026 07:42Current
7.1High risk
Vulners AI Score7.1
CVSS 3.17
EPSS0.00223
SSVC
156