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CVE-2026-43239

🗓️ 06 May 2026 11:28:33Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

Linux smb client fix prevents races in query_interfaces by guarding iface_last_update with lock.

Related
Detection
Affected
Refs
NVD
Vulners
CNA
Node
linuxlinux_kernelRange5.19.16.6.128
OR
linuxlinux_kernelRange6.76.12.75
OR
linuxlinux_kernelRange6.136.18.16
OR
linuxlinux_kernelRange6.196.19.6
OROR
linuxlinux_kernelMatch5.19rc4
OR
linuxlinux_kernelMatch5.19rc5
OR
linuxlinux_kernelMatch5.19rc6
OR
linuxlinux_kernelMatch5.19rc7
OR
linuxlinux_kernelMatch5.19rc8
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/smb/client/smb2ops.c"
    ],
    "versions": [
      {
        "version": "aa45dadd34e44fcd6a9df4b395bee5b5633b4cec",
        "lessThan": "93e8e3ee165ae4609a1222b516b573837103d2c3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aa45dadd34e44fcd6a9df4b395bee5b5633b4cec",
        "lessThan": "ab6564f416a6eaf1199200b6100952407b438f7d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aa45dadd34e44fcd6a9df4b395bee5b5633b4cec",
        "lessThan": "6287eefaf21ec805d42f941bd368018cf397a7f5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aa45dadd34e44fcd6a9df4b395bee5b5633b4cec",
        "lessThan": "76cc4faba0343c6db945b8dc75425b33d633e1b8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aa45dadd34e44fcd6a9df4b395bee5b5633b4cec",
        "lessThan": "c3c06e42e1527716c54f3ad2ced6a034b5f3a489",
        "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/smb2ops.c"
    ],
    "versions": [
      {
        "version": "5.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.128",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.75",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.16",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.6",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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12 May 2026 18:53Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.18.8
EPSS0.00043
5