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CVE-2025-39925 can: j1939: implement NETDEV_UNREGISTER notification handler

🗓️ 01 Oct 2025 08:07:13Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

The can j1939 driver adds a NETDEV_UNREGISTER handler to undo j1939_sk_bind changes on unregister.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/can/j1939/j1939-priv.h",
      "net/can/j1939/main.c",
      "net/can/j1939/socket.c"
    ],
    "versions": [
      {
        "version": "9d71dd0c70099914fcd063135da3c580865e924c",
        "lessThan": "da9e8f429139928570407e8f90559b5d46c20262",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9d71dd0c70099914fcd063135da3c580865e924c",
        "lessThan": "7fcbe5b2c6a4b5407bf2241fdb71e0a390f6ab9a",
        "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/can/j1939/j1939-priv.h",
      "net/can/j1939/main.c",
      "net/can/j1939/socket.c"
    ],
    "versions": [
      {
        "version": "5.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.16.8",
        "lessThanOrEqual": "6.16.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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