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CVE-2026-98872 freevxfs: don't BUG() on unknown typed-extent type

🗓️ 23 Oct 2026 11:37:11Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 7 Views

Kernel BUG in freevxfs vxfs_bmap_typed() on unknown typed-extent type causes DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-98872
23 Oct 202611:57
–circl
cve
CVE
CVE-2026-98872
23 Oct 202611:37
–cve
debiancve
Debian CVE
CVE-2026-98872
23 Oct 202611:37
–debiancve
euvd
EUVD
EUVD-2026-108718
23 Oct 202611:37
–euvd
nvd
NVD
CVE-2026-98872
23 Oct 202612:18
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-98872
23 Oct 202616:47
–osv_debian
ptsecurity
Positive Technologies
PT-2026-121842
23 Oct 202600:00
–ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/freevxfs/vxfs_bmap.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "fe40a19d571cbb584eea46038ee919d8712b2d2c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "500e9d5bf9eff2096a21b7ac25a0a06ca46ab821",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "f1f2d54a576f0e4133b979e545abcfefd439c300",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "7ada9807e37103b41f586d34e3075e1209182b65",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "1284d687d46953fff9c0d969df108114611aca8b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "405f13d7b270913e06e8e2b4de568985f94ef7d6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "704d48d81dc41470e108811c32c577ada66192d4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0",
        "lessThan": "5.10.271",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "0",
        "lessThan": "5.15.222",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "0",
        "lessThan": "6.1.189",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "0",
        "lessThan": "6.6.158",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "0",
        "lessThan": "6.12.111",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "0",
        "lessThan": "6.18.53",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/freevxfs/vxfs_bmap.c"
    ],
    "versions": [
      {
        "version": "5.10.271",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.222",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.189",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.158",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.111",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.53",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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