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CVE-2026-74349 ocfs2: reject FITRIM ranges shorter than a cluster

🗓️ 15 Aug 2026 05:58:36Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

ocfs2 FITRIM accepts sub-cluster ranges causing integer underflow and trimming past the requested range.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-74349
15 Aug 202605:58
attackerkb
cve
CVE
CVE-2026-74349
15 Aug 202600:00
cve
debiancve
Debian CVE
CVE-2026-74349
15 Aug 202600:00
debiancve
euvd
EUVD
EUVD-2026-59496
15 Aug 202605:58
euvd
nvd
NVD
CVE-2026-74349
15 Aug 202606:22
nvd
osv
OSV
DEBIAN-CVE-2026-74349
15 Aug 202606:22
osv
ptsecurity
Positive Technologies
PT-2026-72785
15 Aug 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ocfs2/alloc.c"
    ],
    "versions": [
      {
        "version": "aa89762c54800208d5afdcd8e6bf124818f17fe0",
        "lessThan": "d903d59c0315f59bdf0214b4f13d71c9feb2c45c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aa89762c54800208d5afdcd8e6bf124818f17fe0",
        "lessThan": "441abb77222f155e8d931dbabb465466db01cfd7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aa89762c54800208d5afdcd8e6bf124818f17fe0",
        "lessThan": "e652d0f5108e447b22da4249bcd23dd1b63c73dd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aa89762c54800208d5afdcd8e6bf124818f17fe0",
        "lessThan": "346314bb0cc2fc52b50b73d6ecc62e0217455c2e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aa89762c54800208d5afdcd8e6bf124818f17fe0",
        "lessThan": "06c0a0431b9856506fcd9b2c1b0c6136567d756d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aa89762c54800208d5afdcd8e6bf124818f17fe0",
        "lessThan": "3fa7139b5f42731a61f78c42433adae13f9adc21",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aa89762c54800208d5afdcd8e6bf124818f17fe0",
        "lessThan": "2c13e02592b918be7725ab5965e01ef4e46c4b57",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aa89762c54800208d5afdcd8e6bf124818f17fe0",
        "lessThan": "ca1afd88f5eaaff9168e1466e5401385edf59543",
        "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/alloc.c"
    ],
    "versions": [
      {
        "version": "3.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "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-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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