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CVE-2026-99204 ocfs2/dlm: Protect the recovery list during debugfs reads

🗓️ 28 Oct 2026 10:35:58Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

Use-after-free in Linux kernel ocfs2/dlm via debugfs reads of the recovery list.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-99204
28 Oct 202610:35
–cve
euvd
EUVD
EUVD-2026-111956
28 Oct 202610:35
–euvd
nvd
NVD
CVE-2026-99204
28 Oct 202611:17
–nvd
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ocfs2/dlm/dlmcommon.h",
      "fs/ocfs2/dlm/dlmdebug.c",
      "fs/ocfs2/dlm/dlmrecovery.c"
    ],
    "versions": [
      {
        "version": "007dce53a29ccffc000ab5373d188f73881390fd",
        "lessThan": "04d4571c00db61a9664f387752fa05cb3c08a537",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "007dce53a29ccffc000ab5373d188f73881390fd",
        "lessThan": "2bc426a32bfb78868c7f76d9547132837b6b5284",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "007dce53a29ccffc000ab5373d188f73881390fd",
        "lessThan": "4c435828932bf46f29860e4a0375bcae101b778a",
        "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/ocfs2/dlm/dlmcommon.h",
      "fs/ocfs2/dlm/dlmdebug.c",
      "fs/ocfs2/dlm/dlmrecovery.c"
    ],
    "versions": [
      {
        "version": "2.6.26",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.26",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.59",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.13",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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