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CVE-2026-45895 quota: fix livelock between quotactl and freeze_super

🗓️ 27 May 2026 12:17:05Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 42 Views

Quota livelock fix between quotactl and freeze_super by adding cond_resched() in retry loop.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/quota/quota.c"
    ],
    "versions": [
      {
        "version": "576215cffdefc1f0ceebffd87abb390926e6b037",
        "lessThan": "37ccd48cf35f3c8b9f2ea961a7b486b91eb71a82",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "576215cffdefc1f0ceebffd87abb390926e6b037",
        "lessThan": "414259caf81a397563fc9baca9c0ef856c4a97cf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "576215cffdefc1f0ceebffd87abb390926e6b037",
        "lessThan": "02bb1500f1479750e6557c8044f6a2d7e9d30c12",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "576215cffdefc1f0ceebffd87abb390926e6b037",
        "lessThan": "53b2314b26b6640a3657cc924de63a1a8f26ac4d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "576215cffdefc1f0ceebffd87abb390926e6b037",
        "lessThan": "77449e453dfc006ad738dec55374c4cbc056fd39",
        "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/quota/quota.c"
    ],
    "versions": [
      {
        "version": "6.5",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.5",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.128",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.75",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.14",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.4",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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