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CVE-2026-92499 ext4: validate readdir offset before accessing dirent

🗓️ 17 Sep 2026 16:10:13Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 33 Views

Use-after-free in Linux kernel ext4 readdir via corrupted rec_len out-of-bounds access.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-92499
17 Sep 202616:10
cve
debiancve
Debian CVE
CVE-2026-92499
17 Sep 202616:10
debiancve
euvd
EUVD
EUVD-2026-82120
17 Sep 202616:10
euvd
nvd
NVD
CVE-2026-92499
17 Sep 202617:17
nvd
osv
OSV
AZL-101972 CVE-2026-92499 affecting package kernel 6.6.150.1-1
17 Sep 202617:17
osv
osv
OSV
BELL-CVE-2026-92499
19 Sep 202606:06
osv
osv
OSV
DEBIAN-CVE-2026-92499
17 Sep 202617:17
osv
osv
OSV
UBUNTU-CVE-2026-92499
18 Sep 202600:00
osv
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-92499
18 Sep 202600:00
nessus
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ext4/dir.c"
    ],
    "versions": [
      {
        "version": "ac27a0ec112a089f1a5102bc8dffc79c8c815571",
        "lessThan": "64d445d40e5ea4c4d4d88880db753b370cb69161",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac27a0ec112a089f1a5102bc8dffc79c8c815571",
        "lessThan": "b4c728577933753180e3e97f08424d5bcaff705e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac27a0ec112a089f1a5102bc8dffc79c8c815571",
        "lessThan": "bc4b7b0414c33b2c8898eb04386df0d21a13dad8",
        "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/ext4/dir.c"
    ],
    "versions": [
      {
        "version": "2.6.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.52",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.6",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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17 Sep 2026 16:10Current
EPSS0.00198
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