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CVE-2026-43338

🗓️ 08 May 2026 13:31:23Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 6 Views

The fix makes btrfs qgroup ioctls reserve quota tree updates and delayed refs to prevent aborts.

Related
Detection
Affected
Refs
NVD
Vulners
CNA
Node
linuxlinux_kernelRange3.66.12.81
OR
linuxlinux_kernelRange6.136.18.22
OR
linuxlinux_kernelRange6.196.19.12
OROROROR
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/btrfs/ioctl.c"
    ],
    "versions": [
      {
        "version": "5d13a37bd5327220e13329943d1228acfbe5934a",
        "lessThan": "bb6eb33c908edbbb4d92abdc0c6c87f21b4952e8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d13a37bd5327220e13329943d1228acfbe5934a",
        "lessThan": "cf930a651eef6f8d915bf0ccd60c2045974f870c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d13a37bd5327220e13329943d1228acfbe5934a",
        "lessThan": "386f5e16a383101a68e195c806b4eedb233cd1d3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d13a37bd5327220e13329943d1228acfbe5934a",
        "lessThan": "f9a4e3015db1aeafbef407650eb8555445ca943e",
        "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/btrfs/ioctl.c"
    ],
    "versions": [
      {
        "version": "3.6",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.6",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.81",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.22",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.12",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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15 May 2026 19:52Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.5
EPSS0.00013
6