CVE-2023-53400 (GCVE-0-2023-53400)
Vulnerability from cvelistv5
Published
2025-09-18 13:33
Modified
2025-09-18 13:33
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Fix Oops by 9.1 surround channel names get_line_out_pfx() may trigger an Oops by overflowing the static array with more than 8 channels. This was reported for MacBookPro 12,1 with Cirrus codec. As a workaround, extend for the 9.1 channels and also fix the potential Oops by unifying the code paths accessing the same array with the proper size check.
Impacted products
Vendor Product Version
Linux Linux Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
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{
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          "programFiles": [
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          "vendor": "Linux",
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              "versionType": "semver"
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              "status": "unaffected",
              "version": "4.19.284",
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              "version": "6.3.4",
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              "version": "6.4",
              "versionType": "original_commit_for_fix"
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      ],
      "cpeApplicability": [
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          "nodes": [
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: hda: Fix Oops by 9.1 surround channel names\n\nget_line_out_pfx() may trigger an Oops by overflowing the static array\nwith more than 8 channels.  This was reported for MacBookPro 12,1 with\nCirrus codec.\n\nAs a workaround, extend for the 9.1 channels and also fix the\npotential Oops by unifying the code paths accessing the same array\nwith the proper size check."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-18T13:33:40.338Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/082dcd51667b29097500c824c37f24da997a6a8a"
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          "url": "https://git.kernel.org/stable/c/b5694aae4c2d9a288bafce7d38f122769e0428e6"
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        },
        {
          "url": "https://git.kernel.org/stable/c/3b44ec8c5c44790a82f07e90db45643c762878c6"
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      "title": "ALSA: hda: Fix Oops by 9.1 surround channel names",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2023-53400",
    "datePublished": "2025-09-18T13:33:40.338Z",
    "dateReserved": "2025-09-17T14:54:09.738Z",
    "dateUpdated": "2025-09-18T13:33:40.338Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
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  }
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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