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CVE-2026-64357 xfs: fix exchmaps reservation limit check

🗓️ 25 Jul 2026 08:50:14Reported by LinuxType 
cvelist
 cvelist🔗 www.cve.org👁 3 Views

In the Linux kernel, the following vulnerability has been resolved: xfs: fix exchmaps reservation limit check xfs_exchmaps_estimate_overhead() adds the bmbt and rmapbtoverhead to a local resblks variable, but the final UINT_MAXcheck still tests re...

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE		CVE-2026-64357
25 Jul 202608:50
–cve
Debian CVE		CVE-2026-64357
25 Jul 202608:50
–debiancve
EUVD		EUVD-2026-48901
25 Jul 202608:50
–euvd
NVD		CVE-2026-64357
25 Jul 202610:17
–nvd
Positive Technologies		PT-2026-64578
25 Jul 202600:00
–ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/xfs/libxfs/xfs_exchmaps.c"
    ],
    "versions": [
      {
        "version": "966ceafc7a437105ecfe1cadb3747b2965a260ca",
        "lessThan": "c597c8580d50127fc1221b5a5b653a94d49e23e3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "966ceafc7a437105ecfe1cadb3747b2965a260ca",
        "lessThan": "a62ef2d13d6e7270dd5e88c6082bf2d0edcd5112",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "966ceafc7a437105ecfe1cadb3747b2965a260ca",
        "lessThan": "4707344b0d36d1012c8a1716e20167cd3afdd5f1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "966ceafc7a437105ecfe1cadb3747b2965a260ca",
        "lessThan": "0a5213bbff62b51c7d4999ac8c7e11ea57d00d45",
        "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/xfs/libxfs/xfs_exchmaps.c"
    ],
    "versions": [
      {
        "version": "6.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.96",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.39",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.4",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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