ghsa-523c-3cg7-7hhv
Vulnerability from github
Published
2025-10-07 18:31
Modified
2025-10-07 18:31
Details

In the Linux kernel, the following vulnerability has been resolved:

ALSA: ac97: Fix possible NULL dereference in snd_ac97_mixer

smatch error: sound/pci/ac97/ac97_codec.c:2354 snd_ac97_mixer() error: we previously assumed 'rac97' could be null (see line 2072)

remove redundant assignment, return error if rac97 is NULL.

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2023-53648"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-10-07T16:15:48Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: ac97: Fix possible NULL dereference in snd_ac97_mixer\n\nsmatch error:\nsound/pci/ac97/ac97_codec.c:2354 snd_ac97_mixer() error:\nwe previously assumed \u0027rac97\u0027 could be null (see line 2072)\n\nremove redundant assignment, return error if rac97 is NULL.",
  "id": "GHSA-523c-3cg7-7hhv",
  "modified": "2025-10-07T18:31:10Z",
  "published": "2025-10-07T18:31:10Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53648"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/09baf460dfba79ee6a0c72e68ccdbbba84d894df"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/228da1fa124470606ac19783e551f9d51a1e01b0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/300e26e3e64880de5013eac8831cf44387ef752c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5f13d67027fa782096e6aee0db5dce61c4aeb613"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/79597c8bf64ca99eab385115743131d260339da5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/809af7bb4219bdeef0dbb8b2ed700d6516d13fe9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d28b83252e150155b8b8c65b612c555e93c8b45f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e4cccff1e7ab6ea30995b6fbbb007d02647e025c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f923a582217b198b557756809ffe42ac0fad6adb"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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