FKIE_CVE-2025-40331

Vulnerability from fkie_nvd - Published: 2025-12-09 16:17 - Updated: 2025-12-09 18:36
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: sctp: Prevent TOCTOU out-of-bounds write For the following path not holding the sock lock, sctp_diag_dump() -> sctp_for_each_endpoint() -> sctp_ep_dump() make sure not to exceed bounds in case the address list has grown between buffer allocation (time-of-check) and write (time-of-use).
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2fe08fcaacb7eb019fa9c81db39b2214de216677
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3006959371007fc2eae4a078f823c680fa52de1a
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/584307275b2048991b2e8984962189b6cc0a9b85
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/72e3fea68eac8d088e44c3dd954e843478e9240e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/89eac1e150dbd42963e13d23828cb8c4e0763196
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/95aef86ab231f047bb8085c70666059b58f53c09
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b106a68df0650b694b254427cd9250c04500edd3
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c9119f243d9c0da3c3b5f577a328de3e7ffd1b42
Impacted products
Vendor Product Version
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{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: Prevent TOCTOU out-of-bounds write\n\nFor the following path not holding the sock lock,\n\n  sctp_diag_dump() -\u003e sctp_for_each_endpoint() -\u003e sctp_ep_dump()\n\nmake sure not to exceed bounds in case the address list has grown\nbetween buffer allocation (time-of-check) and write (time-of-use)."
    }
  ],
  "id": "CVE-2025-40331",
  "lastModified": "2025-12-09T18:36:53.557",
  "metrics": {},
  "published": "2025-12-09T16:17:43.247",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/2fe08fcaacb7eb019fa9c81db39b2214de216677"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/3006959371007fc2eae4a078f823c680fa52de1a"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/584307275b2048991b2e8984962189b6cc0a9b85"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/72e3fea68eac8d088e44c3dd954e843478e9240e"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/89eac1e150dbd42963e13d23828cb8c4e0763196"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/95aef86ab231f047bb8085c70666059b58f53c09"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/b106a68df0650b694b254427cd9250c04500edd3"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/c9119f243d9c0da3c3b5f577a328de3e7ffd1b42"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}


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