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CVE-2026-43239 smb: client: prevent races in ->query_interfaces()

🗓️ 06 May 2026 11:28:33Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 28 Views

CVE-2026-43239 SMB client race fix to stop concurrent query_interfaces updates under iface_lock.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-43239
6 May 202611:28
attackerkb
Tenable Nessus
Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1543)
7 Apr 202600:00
nessus
Tenable Nessus
Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1702)
20 May 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-43239
6 May 202600:00
nessus
AstraLinux
Astra Linux - уязвимость в linux-5.10
20 May 202605:53
astralinux
CNNVD
Linux kernel 安全漏洞
6 May 202600:00
cnnvd
CVE
CVE-2026-43239
6 May 202611:28
cve
Debian CVE
CVE-2026-43239
6 May 202611:28
debiancve
EUVD
EUVD-2026-27800
6 May 202612:30
euvd
NVD
CVE-2026-43239
6 May 202612:16
nvd
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/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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