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nfsd: call cache_put if xdr_reserve_space returns NULL

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: nfsd: call cache_put if xdr_reserve_space returns NULL If not enough buffer space available, but idmap_lookup has triggered lookup_fn which calls cache_get and returns successfully. Then we missed to call cache_put here which pairs with cache_get. Reviwed-by: Jeff Layton

Announced Source revision 1
Original source ↗

CVE-2024-47737

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2024-47737

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "ddd1ea56367202f6c99135cd59de7a97af4c4ffd",
        "lessThan": "3e8081ebff12bec1347deaceb6bce0765cce54df",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ddd1ea56367202f6c99135cd59de7a97af4c4ffd",
        "lessThan": "c6b16e700cf4d959af524bd9d3978407ff7ce462",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ddd1ea56367202f6c99135cd59de7a97af4c4ffd",
        "lessThan": "9f03f0016ff797932551881c7e06ae50e9c39134",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ddd1ea56367202f6c99135cd59de7a97af4c4ffd",
        "lessThan": "9803ab882d565a8fb2dde5999d98866d1c499dfd",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ddd1ea56367202f6c99135cd59de7a97af4c4ffd",
        "lessThan": "81821617312988096f5deccf0f7da6f888e98056",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ddd1ea56367202f6c99135cd59de7a97af4c4ffd",
        "lessThan": "a1afbbb5276f943ad7173d0b4c626b8c75a260da",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ddd1ea56367202f6c99135cd59de7a97af4c4ffd",
        "lessThan": "e32ee6a61041925d1a05c14d10352dcfce9ef029",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ddd1ea56367202f6c99135cd59de7a97af4c4ffd",
        "lessThan": "8d0765f86135e27f0bb5c950c136495719b4c834",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "ddd1ea56367202f6c99135cd59de7a97af4c4ffd",
        "lessThan": "d078cbf5c38de83bc31f83c47dcd2184c04a50c7",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "fs/nfsd/nfs4idmap.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "3.16"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "3.16",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "4.19.323",
        "versionType": "semver",
        "lessThanOrEqual": "4.19.*"
      },
      {
        "status": "unaffected",
        "version": "5.4.285",
        "versionType": "semver",
        "lessThanOrEqual": "5.4.*"
      },
      {
        "status": "unaffected",
        "version": "5.10.227",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.168",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.113",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.54",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.10.13",
        "versionType": "semver",
        "lessThanOrEqual": "6.10.*"
      },
      {
        "status": "unaffected",
        "version": "6.11.2",
        "versionType": "semver",
        "lessThanOrEqual": "6.11.*"
      },
      {
        "status": "unaffected",
        "version": "6.12",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "fs/nfsd/nfs4idmap.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2024-47737

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#26741 · Revision 1
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Publisher date
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