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CVE-2026-64533 fs/ntfs3: validate lcns_follow in log_replay conversion

🗓️ 27 Jul 2026 06:32:33Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 44 Views

CVE-2026-64533 fixes ntfs3 log_replay by validating lcns_follow to prevent out-of-bounds memory access.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ntfs3/fslog.c"
    ],
    "versions": [
      {
        "version": "b46acd6a6a627d876898e1c84d3f84902264b445",
        "lessThan": "ca343a99806b4fc8e27c48f08be3445c5fcd1445",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b46acd6a6a627d876898e1c84d3f84902264b445",
        "lessThan": "ddfc8683e1a627dbf1b83bacf8961443dd654258",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b46acd6a6a627d876898e1c84d3f84902264b445",
        "lessThan": "57c071e2c4f30b9c6f5aacb6679aab1269fbae99",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b46acd6a6a627d876898e1c84d3f84902264b445",
        "lessThan": "159f694d682e4215b3822ae31ed3a4631628fe55",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b46acd6a6a627d876898e1c84d3f84902264b445",
        "lessThan": "7adb38279812c9c06b0e3fa7382f4d7887f3fa2d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b46acd6a6a627d876898e1c84d3f84902264b445",
        "lessThan": "32b9f8733feb241627fa5f564b1a99b5cae974c5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b46acd6a6a627d876898e1c84d3f84902264b445",
        "lessThan": "6a4c53a2e26a865565bd6a460961e8d6fcb32329",
        "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/ntfs3/fslog.c"
    ],
    "versions": [
      {
        "version": "5.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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