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CVE-2022-49280 NFSD: prevent underflow in nfssvc_decode_writeargs()

🗓️ 26 Feb 2025 01:56:22Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 13 Views

CVE-2022-49280 resolves underflow in NFSD decoding write arguments in Linux kernel.

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",
      "fs/nfsd/xdr.h"
    ],
    "versions": [
      {
        "version": "a51b5b737a0be93fae6ea2a18df03ab2359a3f4b",
        "lessThan": "614a61e1592051cc42d3c38f899c9f7bdaad8a1d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a51b5b737a0be93fae6ea2a18df03ab2359a3f4b",
        "lessThan": "2764af8ce0bf03cc43ee4a11897cab96bde6caae",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a51b5b737a0be93fae6ea2a18df03ab2359a3f4b",
        "lessThan": "413d8fefafe531a9442bb623e3fe292a38f88d65",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a51b5b737a0be93fae6ea2a18df03ab2359a3f4b",
        "lessThan": "184416d4b98509fb4c3d8fc3d6dc1437896cc159",
        "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",
      "fs/nfsd/xdr.h"
    ],
    "versions": [
      {
        "version": "5.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.33",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.16.19",
        "lessThanOrEqual": "5.16.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.17.2",
        "lessThanOrEqual": "5.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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