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CVE-2025-40139 smc: Use __sk_dst_get() and dst_dev_rcu() in in smc_clc_prfx_set().

🗓️ 12 Nov 2025 10:23:24Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 38 Views

Fix smc clc prefix set UAF by using __sk_dst_get and dev_rcu under rcu_read_lock after kernel_getsockname.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
Linux net/smc/smc_clc Heap Buffer Overflow DoS
22 Dec 202500:00
–bdu_fstec
cbl_mariner
CBLMariner
CVE-2025-40139 affecting package kernel for versions less than 6.6.157.1-1
1 Oct 202604:01
–cbl_mariner
circl
Circl
CVE-2025-40139
3 Dec 202514:14
–circl
cnnvd
CNNVD
Linux kernel 安全漏洞
12 Nov 202500:00
–cnnvd
cve
CVE
CVE-2025-40139
12 Nov 202510:23
–cve
debian
Debian
[SECURITY] [DLA 4777-1] linux security update
8 Sep 202616:49
–debian
debian
Debian
[SECURITY] [DLA 4817-1] linux-6.12 security update
4 Oct 202611:36
–debian
debian
Debian
[SECURITY] [DSA 6528-1] linux security update
29 Sep 202609:49
–debian
debiancve
Debian CVE
CVE-2025-40139
12 Nov 202510:23
–debiancve
nessus
Tenable Nessus
Debian dla-4777 : ata-modules-6.1.0-52-armmp-di - security update
8 Sep 202600:00
–nessus
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/smc/smc_clc.c"
    ],
    "versions": [
      {
        "version": "a046d57da19f812216f393e7c535f5858f793ac3",
        "lessThan": "5a2fccc4b32c13ddde3676f9e15e1a9baa7d6fde",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a046d57da19f812216f393e7c535f5858f793ac3",
        "lessThan": "80d1fd39f4e37d836655e9f7ffccaf78925049bf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a046d57da19f812216f393e7c535f5858f793ac3",
        "lessThan": "956c57daba55cf9ed25d9f2512883b8a1a927599",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a046d57da19f812216f393e7c535f5858f793ac3",
        "lessThan": "0736993bfe5c7a9c744ae3fac62d769dfdae54e1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a046d57da19f812216f393e7c535f5858f793ac3",
        "lessThan": "935d783e5de9b64587f3adb25641dd8385e64ddb",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/smc/smc_clc.c"
    ],
    "versions": [
      {
        "version": "4.11",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.11",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.187",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.156",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.108",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17.3",
        "lessThanOrEqual": "6.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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