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CVE-2022-50410 NFSD: Protect against send buffer overflow in NFSv2 READ

🗓️ 18 Sep 2025 16:03:54Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

NFSD fixes send buffer overflow in read by preventing reply buffer shrinkage from large RPC calls.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/nfsd/nfsproc.c"
    ],
    "versions": [
      {
        "version": "4452435948424e5322c2a2fefbdc2cf3732cc45d",
        "lessThan": "2007867c5874134f2271eb276398208070049dd3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4452435948424e5322c2a2fefbdc2cf3732cc45d",
        "lessThan": "2be9331ca6061bc6ea32247266f45b8b21030244",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4452435948424e5322c2a2fefbdc2cf3732cc45d",
        "lessThan": "ea4c3eee0fd72fcedaa238556044825639cd3607",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4452435948424e5322c2a2fefbdc2cf3732cc45d",
        "lessThan": "1868332032eccbab8c1878a0d918193058c0a905",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4452435948424e5322c2a2fefbdc2cf3732cc45d",
        "lessThan": "401bc1f90874280a80b93f23be33a0e7e2d1f912",
        "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/nfsd/nfsproc.c"
    ],
    "versions": [
      {
        "version": "2.6.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.220",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.75",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.19.17",
        "lessThanOrEqual": "5.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.3",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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