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smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path During tests of another unrelated patch I was able to trigger this error: Objects remaining on __kmem_cache_shutdown()

Announced Source revision 1
Original source ↗

CVE-2025-39929

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-2025-39929

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": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "5aa69aabcb275a8012265233c7694076ce1d9102",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "aa4cf7615328eae44f3b4bf5f4fde3fb390c27c6",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "3d7c075c878ac844e33c43e506c2fa27ac7e9689",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "e7b7a93879558e77d950f1ff9a6f3daa385b33df",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "922338efaad63cfe30d459dfc59f9d69ff93ded4",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "0991418bf98f191d0c320bd25245fcffa1998c7e",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "daac51c7032036a0ca5f1aa419ad1b0471d1c6e0",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "fs/smb/client/smbdirect.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "4.16"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "4.16",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "5.10.259",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.210",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.154",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.108",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.12.49",
        "versionType": "semver",
        "lessThanOrEqual": "6.12.*"
      },
      {
        "status": "unaffected",
        "version": "6.16.9",
        "versionType": "semver",
        "lessThanOrEqual": "6.16.*"
      },
      {
        "status": "unaffected",
        "version": "6.17",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "fs/smb/client/smbdirect.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2025-39929

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#30637 · Revision 1
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Publisher date
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