ghsa-5v6r-j86q-gwmh
Vulnerability from github
Published
2025-02-27 03:34
Modified
2025-03-05 21:32
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

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.

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2025-21775"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-27T03:15:18Z",
    "severity": "MODERATE"
  },
  "details": "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.",
  "id": "GHSA-5v6r-j86q-gwmh",
  "modified": "2025-03-05T21:32:07Z",
  "published": "2025-02-27T03:34:05Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-21775"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/84b9ac59978a6a4e0812d1c938fad97306272cef"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9bd24927e3eeb85642c7baa3b28be8bea6c2a078"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b0e592dd46a0a952b41c3bf6c963afdd6a42b526"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e505b83b9ee6aa0ae2f4395f573a66579ae403fb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e7e2e2318b1f085044126ba553a4e619842fc36d"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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