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NFSD: Prevent NULL dereference in nfsd4_process_cb_update()

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent NULL dereference in nfsd4_process_cb_update() @ses is initialized to NULL. If __nfsd4_find_backchannel() finds no available backchannel session, setup_callback_client() will try to dereference @ses and segfault.

Announced Group revision 1
Original source ↗

CVE-2024-53217

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-2024-53217

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": "dcbeaa68dbbdacbbb330a86c7fc95a28473fc209",
        "lessThan": "d9a0d1f6e15859ea7a86a327f28491e23deaaa62",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "dcbeaa68dbbdacbbb330a86c7fc95a28473fc209",
        "lessThan": "cac1405e3ff6685a438e910ad719e0cf06af90ee",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "dcbeaa68dbbdacbbb330a86c7fc95a28473fc209",
        "lessThan": "752a75811f27300fe8131b0a1efc91960f6f88e7",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "dcbeaa68dbbdacbbb330a86c7fc95a28473fc209",
        "lessThan": "c5d90f9302742985a5078e42ac38de42c364c44a",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "dcbeaa68dbbdacbbb330a86c7fc95a28473fc209",
        "lessThan": "0c3b0e326f838787d229314d4de83af9c53347e8",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "dcbeaa68dbbdacbbb330a86c7fc95a28473fc209",
        "lessThan": "eb51733ae5fc73d95bd857d5da26f9f65b202a79",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "dcbeaa68dbbdacbbb330a86c7fc95a28473fc209",
        "lessThan": "03178cd8f67227015debb700123987fe96275cd1",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "dcbeaa68dbbdacbbb330a86c7fc95a28473fc209",
        "lessThan": "4a4ffc1aa9d618e41ad9151f40966e402e58a5a2",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "dcbeaa68dbbdacbbb330a86c7fc95a28473fc209",
        "lessThan": "1e02c641c3a43c88cecc08402000418e15578d38",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "fs/nfsd/nfs4callback.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "2.6.38"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "2.6.38",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "4.19.325",
        "versionType": "semver",
        "lessThanOrEqual": "4.19.*"
      },
      {
        "status": "unaffected",
        "version": "5.4.287",
        "versionType": "semver",
        "lessThanOrEqual": "5.4.*"
      },
      {
        "status": "unaffected",
        "version": "5.10.231",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.174",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.120",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.64",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.11.11",
        "versionType": "semver",
        "lessThanOrEqual": "6.11.*"
      },
      {
        "status": "unaffected",
        "version": "6.12.2",
        "versionType": "semver",
        "lessThanOrEqual": "6.12.*"
      },
      {
        "status": "unaffected",
        "version": "6.13",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "fs/nfsd/nfs4callback.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2024-53217

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#26818 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement

Revision history

  1. CVE-2024-53217 · Revision 1Source updated