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GHSA-5Q4C-HCQG-2QJ6

Vulnerability from github – Published: 2026-09-04 18:31 – Updated: 2026-09-04 18:31
VLAI
Details

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

ASoC: codecs: lpass-wsa-macro: Fix enum kcontrol accesses

EAR SPKR PA Gain" and the four "WSA RX* Mux" controls are enumerated, but their get and put callbacks access the value through ucontrol->value.integer.value[0] (a long) instead of ucontrol->value.enumerated.item[0] (an unsigned int).

This same pattern was fixed in the sibling drivers by commit bcfe5f76cc40 ("ASoC: codecs: rx-macro: fix accessing array out of bounds for enum type") and commit 0ea5eff7c606 ("ASoC: codecs: va-macro: fix accessing array out of bounds for enum type"), but wsa-macro was missed.

On 64-bit kernels with CONFIG_SND_CTL_DEBUG this trips the elem value sanity check and every read of these controls fails with -EINVAL.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-80910"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-09-04T18:18:00Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: codecs: lpass-wsa-macro: Fix enum kcontrol accesses\n\nEAR SPKR PA Gain\" and the four \"WSA RX* Mux\" controls are enumerated,\nbut their get and put callbacks access the value through\nucontrol-\u003evalue.integer.value[0] (a long) instead of\nucontrol-\u003evalue.enumerated.item[0] (an unsigned int).\n\nThis same pattern was fixed in the sibling drivers by\ncommit bcfe5f76cc40 (\"ASoC: codecs: rx-macro: fix accessing array\nout of bounds for enum type\") and\ncommit 0ea5eff7c606 (\"ASoC: codecs: va-macro: fix accessing array\nout of bounds for enum type\"), but wsa-macro was missed.\n\nOn 64-bit kernels with CONFIG_SND_CTL_DEBUG this trips the elem value\nsanity check and every read of these controls fails with -EINVAL.",
  "id": "GHSA-5q4c-hcqg-2qj6",
  "modified": "2026-09-04T18:31:34Z",
  "published": "2026-09-04T18:31:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80910"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2fe7a89b2b5b73be35c1e493d0246314ba54e427"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4bcac4bf304a3ec746192e49a669c236aaf27dbf"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/524aa7b9954b0a43dd13f71ecbbac52a151c326d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/56f24311fd5607588a47e44675195a9efb200f29"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7bcdde412e6c744f6135e02b12a735e2e37b639f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/891129df5de79cd533ae335c6eab24df2ff2b0fd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bd4e5f9c3b764dc0e2a5662f92d63d2f3767a78d"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}



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