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CVE-2026-53309 ocfs2/dlm: fix off-by-one in dlm_match_regions() region comparison

🗓️ 26 Jun 2026 19:41:03Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 2 Views

Fix off-by-one in ocfs2 dlm_match_regions region comparison by using < instead of <=

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-53309
26 Jun 202619:41
attackerkb
CVE
CVE-2026-53309
26 Jun 202619:41
cve
EUVD
EUVD-2026-39844
26 Jun 202619:41
euvd
NVD
CVE-2026-53309
26 Jun 202620:17
nvd
Positive Technologies
PT-2026-52948
26 Jun 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/dlm/dlmdomain.c"
    ],
    "versions": [
      {
        "version": "ea2034416b54700e30371f2ad6517cbb94674083",
        "lessThan": "760ab35040aca8399021fdb9ff1db1089feb7194",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ea2034416b54700e30371f2ad6517cbb94674083",
        "lessThan": "c60a2710b73838d250cda57344c049b89abc5d52",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ea2034416b54700e30371f2ad6517cbb94674083",
        "lessThan": "2a0673836f019e7c032acbf48d022d5ccf02a845",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ea2034416b54700e30371f2ad6517cbb94674083",
        "lessThan": "819d8ebad3200a53de99bd7e297bc428e41ced54",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ea2034416b54700e30371f2ad6517cbb94674083",
        "lessThan": "d5403ae28085761d58b555645bc7d5feadb10073",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ea2034416b54700e30371f2ad6517cbb94674083",
        "lessThan": "1fb7f356547d9688822315cd2b205ff0bd5429b4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ea2034416b54700e30371f2ad6517cbb94674083",
        "lessThan": "426cd8eedac89b86148d4478990eeef16e8a2520",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ea2034416b54700e30371f2ad6517cbb94674083",
        "lessThan": "01b61e8dda9b0fdb0d4cda43de25f4e390554d7b",
        "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/dlmdomain.c"
    ],
    "versions": [
      {
        "version": "2.6.37",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.37",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.258",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.141",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.91",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.33",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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