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CVE-2026-63814 f2fs: validate ACL entry sizes in f2fs_acl_from_disk()

🗓️ 19 Jul 2026 12:02:14Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 26 Views

CVE-2026-63814: f2fs validates ACL entry sizes to prevent reading truncated user and group entries.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-63814
19 Jul 202612:02
attackerkb
CVE
CVE-2026-63814
19 Jul 202612:02
cve
EUVD
EUVD-2026-45480
19 Jul 202612:02
euvd
NVD
CVE-2026-63814
19 Jul 202612:16
nvd
OSV
CVE-2026-63814 f2fs: validate ACL entry sizes in f2fs_acl_from_disk()
19 Jul 202612:02
osv
OSV
DEBIAN-CVE-2026-63814
19 Jul 202612:16
osv
OSV
UBUNTU-CVE-2026-63814
20 Jul 202600:00
osv
Positive Technologies
PT-2026-61130
19 Jul 202600:00
ptsecurity
SUSE CVE
SUSE CVE-2026-63814
19 Jul 202617:34
susecve
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-63814
19 Jul 202600:00
nessus
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/f2fs/acl.c"
    ],
    "versions": [
      {
        "version": "af48b85b8cd3fbb12c9b6759c16db6d69c0b03da",
        "lessThan": "733cd8474e6d763d75ed96f3f2b98a25480cf2b9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "af48b85b8cd3fbb12c9b6759c16db6d69c0b03da",
        "lessThan": "4e2a96ec7236e248e706850568e0a925fd21b588",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "af48b85b8cd3fbb12c9b6759c16db6d69c0b03da",
        "lessThan": "442ca20c54038e2400cf28aaa944cf1de2c8e65d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "af48b85b8cd3fbb12c9b6759c16db6d69c0b03da",
        "lessThan": "1ddf3fd21c4c652f9cab5552515c04a166662306",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "af48b85b8cd3fbb12c9b6759c16db6d69c0b03da",
        "lessThan": "aba4f94ac1832c7299c33e1b4fe5f87eef6dc8f1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "af48b85b8cd3fbb12c9b6759c16db6d69c0b03da",
        "lessThan": "ff83de56882cb8466184d322abece2589258ca56",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "af48b85b8cd3fbb12c9b6759c16db6d69c0b03da",
        "lessThan": "5d8a39649947a4e86c8fbc682d7fc0041b8d109a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "af48b85b8cd3fbb12c9b6759c16db6d69c0b03da",
        "lessThan": "c4810ada31e80cbe4011467c4f3b1e93f94134f3",
        "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/f2fs/acl.c"
    ],
    "versions": [
      {
        "version": "3.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.260",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.211",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.177",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.144",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.95",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.38",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.3",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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20 Jul 2026 13:40Current
CVSS 3.17.8
EPSS0.00165
26