CVE-2025-40187 (GCVE-0-2025-40187)
Vulnerability from cvelistv5
Published
2025-11-12 21:56
Modified
2025-11-12 21:56
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: net/sctp: fix a null dereference in sctp_disposition sctp_sf_do_5_1D_ce() If new_asoc->peer.adaptation_ind=0 and sctp_ulpevent_make_authkey=0 and sctp_ulpevent_make_authkey() returns 0, then the variable ai_ev remains zero and the zero will be dereferenced in the sctp_ulpevent_free() function.
References
Impacted products
Vendor Product Version
Linux Linux Version: 30f6ebf65bc46161c5aaff1db2e6e7c76aa4a06b
Version: 30f6ebf65bc46161c5aaff1db2e6e7c76aa4a06b
Version: 30f6ebf65bc46161c5aaff1db2e6e7c76aa4a06b
Version: 30f6ebf65bc46161c5aaff1db2e6e7c76aa4a06b
Version: 30f6ebf65bc46161c5aaff1db2e6e7c76aa4a06b
Version: 30f6ebf65bc46161c5aaff1db2e6e7c76aa4a06b
Version: 30f6ebf65bc46161c5aaff1db2e6e7c76aa4a06b
Version: 30f6ebf65bc46161c5aaff1db2e6e7c76aa4a06b
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{
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          "programFiles": [
            "net/sctp/sm_statefuns.c"
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              "version": "0",
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      "cpeApplicability": [
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/sctp: fix a null dereference in sctp_disposition sctp_sf_do_5_1D_ce()\n\nIf new_asoc-\u003epeer.adaptation_ind=0 and sctp_ulpevent_make_authkey=0\nand sctp_ulpevent_make_authkey() returns 0, then the variable\nai_ev remains zero and the zero will be dereferenced\nin the sctp_ulpevent_free() function."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-11-12T21:56:29.504Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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          "url": "https://git.kernel.org/stable/c/2f3119686ef50319490ccaec81a575973da98815"
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      "title": "net/sctp: fix a null dereference in sctp_disposition sctp_sf_do_5_1D_ce()",
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    "assignerShortName": "Linux",
    "cveId": "CVE-2025-40187",
    "datePublished": "2025-11-12T21:56:29.504Z",
    "dateReserved": "2025-04-16T07:20:57.177Z",
    "dateUpdated": "2025-11-12T21:56:29.504Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.2",
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  }
}


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