CVE-2025-21775 (GCVE-0-2025-21775)
Vulnerability from cvelistv5
Published
2025-02-27 02:18
Modified
2025-05-04 07:20
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: can: ctucanfd: handle skb allocation failure If skb allocation fails, the pointer to struct can_frame is NULL. This is actually handled everywhere inside ctucan_err_interrupt() except for the only place. Add the missed NULL check. Found by Linux Verification Center (linuxtesting.org) with SVACE static analysis tool.
References
Impacted products
Vendor Product Version
Linux Linux Version: 2dcb8e8782d8e4c38903bf37b1a24d3ffd193da7
Version: 2dcb8e8782d8e4c38903bf37b1a24d3ffd193da7
Version: 2dcb8e8782d8e4c38903bf37b1a24d3ffd193da7
Version: 2dcb8e8782d8e4c38903bf37b1a24d3ffd193da7
Version: 2dcb8e8782d8e4c38903bf37b1a24d3ffd193da7
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{
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/can/ctucanfd/ctucanfd_base.c"
          ],
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: ctucanfd: handle skb allocation failure\n\nIf skb allocation fails, the pointer to struct can_frame is NULL. This\nis actually handled everywhere inside ctucan_err_interrupt() except for\nthe only place.\n\nAdd the missed NULL check.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE static\nanalysis tool."
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      "providerMetadata": {
        "dateUpdated": "2025-05-04T07:20:55.375Z",
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        "shortName": "Linux"
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      ],
      "title": "can: ctucanfd: handle skb allocation failure",
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    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-21775",
    "datePublished": "2025-02-27T02:18:21.019Z",
    "dateReserved": "2024-12-29T08:45:45.763Z",
    "dateUpdated": "2025-05-04T07:20:55.375Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
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  }
}


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