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CVE-2025-39929 smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path

🗓️ 04 Oct 2025 07:30:55Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 37 Views

CVE-2025-39929 fixes memory leak in client smbdirect_recv_io during negotiate error path in kernel.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
astralinux
AstraLinux
Astra Linux – Vulnerability in Linux 6.1
14 Sep 202612:41
–astralinux
bdu_fstec
BDU FSTEC
Linux SMB Direct Buffer Overflow DoS
10 Mar 202600:00
–bdu_fstec
cbl_mariner
CBLMariner
CVE-2025-39929 affecting package kernel for versions less than 6.6.112.1-1
14 Nov 202522:03
–cbl_mariner
circl
Circl
CVE-2025-39929
3 Dec 202514:14
–circl
cnnvd
CNNVD
Linux Kernel Security Vulnerabilities
4 Oct 202500:00
–cnnvd
cve
CVE
CVE-2025-39929
4 Oct 202507:30
–cve
debian
Debian
[SECURITY] [DLA 4379-1] linux-6.1 security update
25 Nov 202517:19
–debian
debian
Debian
[SECURITY] [DLA 4664-1] linux security update
3 Jul 202615:51
–debian
debian
Debian
[SECURITY] [DSA 6053-1] linux security update
11 Nov 202520:11
–debian
debiancve
Debian CVE
CVE-2025-39929
4 Oct 202507:30
–debiancve
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/smbdirect.c"
    ],
    "versions": [
      {
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "5aa69aabcb275a8012265233c7694076ce1d9102",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "aa4cf7615328eae44f3b4bf5f4fde3fb390c27c6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "3d7c075c878ac844e33c43e506c2fa27ac7e9689",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "e7b7a93879558e77d950f1ff9a6f3daa385b33df",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "922338efaad63cfe30d459dfc59f9d69ff93ded4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "0991418bf98f191d0c320bd25245fcffa1998c7e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f198186aa9bbd60fae7a2061f4feec614d880299",
        "lessThan": "daac51c7032036a0ca5f1aa419ad1b0471d1c6e0",
        "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/smb/client/smbdirect.c"
    ],
    "versions": [
      {
        "version": "4.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.259",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.154",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.108",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.49",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.16.9",
        "lessThanOrEqual": "6.16.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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05 Aug 2026 12:06Current
CVSS 3.17.5
EPSS0.00314
SSVC
37