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CVE-2026-89485 lockd: pin next file across nlm_inspect_file lock-drop

🗓️ 11 Sep 2026 19:43:39Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 11 Views

Use-after-free in Linux kernel lockd where nlm_release_file frees next file during lock-drop window.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89485
11 Sep 202619:43
cve
debiancve
Debian CVE
CVE-2026-89485
11 Sep 202619:43
debiancve
euvd
EUVD
EUVD-2026-76391
11 Sep 202619:43
euvd
nvd
NVD
CVE-2026-89485
11 Sep 202620:19
nvd
osv
OSV
DEBIAN-CVE-2026-89485
11 Sep 202620:19
osv
ptsecurity
Positive Technologies
PT-2026-90201
11 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-89485
11 Sep 202621:46
redhatcve
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/lockd/svcsubs.c"
    ],
    "versions": [
      {
        "version": "01df9c5e918ae5559f2d96da0143f8bfbb9e6171",
        "lessThan": "c24bdb7df2f34bdc38ca8a73796f5acb40f1830c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "01df9c5e918ae5559f2d96da0143f8bfbb9e6171",
        "lessThan": "41f0a6d31615fcae261bf28a0aa50050dc93a401",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "01df9c5e918ae5559f2d96da0143f8bfbb9e6171",
        "lessThan": "e999a88133654c6dfc68487fb49da5f20dfa2d4f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "01df9c5e918ae5559f2d96da0143f8bfbb9e6171",
        "lessThan": "526c49cff3f72c3ec74752016380c7567040581b",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/lockd/svcsubs.c"
    ],
    "versions": [
      {
        "version": "2.6.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.109",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.50",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.4",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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