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CVE-2026-68132 super: fix emergency thaw deadlock on frozen block devices

🗓️ 10 Aug 2026 11:58:55Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Fix emergency thaw deadlock for frozen block devices when do_thaw_all_callback holds s_umount.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-68132
10 Aug 202611:58
cve
debiancve
Debian CVE
CVE-2026-68132
10 Aug 202611:58
debiancve
euvd
EUVD
EUVD-2026-55513
10 Aug 202611:58
euvd
nvd
NVD
CVE-2026-68132
10 Aug 202613:19
nvd
osv
OSV
DEBIAN-CVE-2026-68132
10 Aug 202615:47
osv
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/super.c"
    ],
    "versions": [
      {
        "version": "08fdc8a0138afaf324296a342f32ad26ec465e43",
        "lessThan": "63d78b546eefc38ad9898dc839bfc94811ede547",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "08fdc8a0138afaf324296a342f32ad26ec465e43",
        "lessThan": "4c483644d1a7709efe7d1be7dbf88cf4008a7864",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "08fdc8a0138afaf324296a342f32ad26ec465e43",
        "lessThan": "749d7aa0377aae32af8c0a4ad43371e7bf830ab5",
        "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/super.c"
    ],
    "versions": [
      {
        "version": "4.17",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.17",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.42",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.6",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc5",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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