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CVE-2026-31711

🗓️ 01 May 2026 13:56:07Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 26 Views

Linux kernel SMB server fix active_num_conn leak on transport allocation failure.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-31711
1 May 202613:56
attackerkb
AstraLinux
Astra Linux – Vulnerability in Linux 5.10
20 May 202605:53
astralinux
CBLMariner
CVE-2026-31711 affecting package kernel for versions less than 6.6.137.1-2
9 May 202603:31
cbl_mariner
Chainguard
CVE-2026-31711 vulnerabilities
8 May 202607:18
cgr
Circl
CVE-2026-31711
2 Jul 202605:51
circl
CNNVD
Linux kernel 安全漏洞
1 May 202600:00
cnnvd
Cvelist
CVE-2026-31711 smb: server: fix active_num_conn leak on transport allocation failure
1 May 202613:56
cvelist
Debian
[SECURITY] [DLA 4665-1] linux security update
3 Jul 202618:38
debian
Debian
[SECURITY] [DLA 4671-1] linux-6.1 security update
5 Jul 202618:24
debian
Debian CVE
CVE-2026-31711
1 May 202613:56
debiancve
Rows per page
NVD
Vulners
CNA
Node
linuxlinux_kernelRange5.15.915.16
OR
linuxlinux_kernelRange6.1.96.2
OR
linuxlinux_kernelRange6.2.16.6.136
OR
linuxlinux_kernelRange6.76.12.84
OR
linuxlinux_kernelRange6.136.18.25
OR
linuxlinux_kernelRange6.197.0.2
OROROROR
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/transport_tcp.c"
    ],
    "versions": [
      {
        "version": "4210c3555db4b38bade92331b153e583261f05f9",
        "lessThan": "dc2e7d595d68cf1be1ba64e3d30ebf3266bf7242",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d5d7847e57ac69fa99c18b363a34419bcdb5a281",
        "lessThan": "60734c8bc3b4aa0672e251f08dda81977e4b5387",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0d0d4680db22eda1eea785c47bbf66a9b33a8b16",
        "lessThan": "97f8d2648ef4871e4cd335e2d769cb40054a6772",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0d0d4680db22eda1eea785c47bbf66a9b33a8b16",
        "lessThan": "295a9fc6789d1011c36ded9f0f2907bb34fa0de4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0d0d4680db22eda1eea785c47bbf66a9b33a8b16",
        "lessThan": "283027aa93380380a0994f35dde3ec95318f2654",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0d0d4680db22eda1eea785c47bbf66a9b33a8b16",
        "lessThan": "fb48185bcd946d42de7017cf27f912f8ab26acf0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0d0d4680db22eda1eea785c47bbf66a9b33a8b16",
        "lessThan": "6551300dc452ac16a855a83dbd1e74899542d3b3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.15.91",
        "lessThan": "5.15.210",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.9",
        "lessThan": "6.1.175",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/server/transport_tcp.c"
    ],
    "versions": [
      {
        "version": "6.2",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.2",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.136",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.84",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.25",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.2",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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19 Jun 2026 13:16Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.00542
26