CVE-2026-98308 (GCVE-0-2026-98308)
Vulnerability from cvelistv5
Published
2026-10-06 08:46
Modified
2026-10-19 09:17
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: trace PCM open only after assigning a stream Stream assignment can fail when hardware streams are exhausted. Move the tracepoint after the NULL check because its payload accesses the assigned stream tag. Detected by static analysis and reviewed with AI-assisted source auditing.
References
Impacted products
Vendor Product Version
Linux Linux Version: 184865085b88789fc8a355cc16ceff25f82f63ba
Version: 184865085b88789fc8a355cc16ceff25f82f63ba
Version: 184865085b88789fc8a355cc16ceff25f82f63ba
Version: 184865085b88789fc8a355cc16ceff25f82f63ba
Version: 184865085b88789fc8a355cc16ceff25f82f63ba
Version: 184865085b88789fc8a355cc16ceff25f82f63ba
Version: 184865085b88789fc8a355cc16ceff25f82f63ba
Version: 184865085b88789fc8a355cc16ceff25f82f63ba
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "sound/hda/common/controller.c"
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          "vendor": "Linux",
          "versions": [
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              "version": "4.2"
            },
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
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              "status": "unaffected",
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            },
            {
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              "status": "unaffected",
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            },
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              "status": "unaffected",
              "version": "6.1.189",
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              "status": "unaffected",
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            {
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              "status": "unaffected",
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              "status": "unaffected",
              "version": "7.2.8",
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            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.3",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: hda: trace PCM open only after assigning a stream\n\nStream assignment can fail when hardware streams are exhausted.\nMove the tracepoint after the NULL check because its payload accesses\nthe assigned stream tag.\n\nDetected by static analysis and reviewed with AI-assisted source auditing."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-19T09:17:18.952Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/5a4c974dee03cc46eac43c82f33e34ec94f0b348"
        },
        {
          "url": "https://git.kernel.org/stable/c/fba079ea22822248c82c3a999c88676d05b17bda"
        },
        {
          "url": "https://git.kernel.org/stable/c/3c6ca6d9342f4a0be7c1413180e11023d13b5cde"
        },
        {
          "url": "https://git.kernel.org/stable/c/0a52ba6d3b268bb82f0ec4cb861bc68d252369c0"
        },
        {
          "url": "https://git.kernel.org/stable/c/5c89e7965220e85d06ae4c58adb7d7bb6da2440c"
        },
        {
          "url": "https://git.kernel.org/stable/c/8477643cb91c9e09ac1b11890eef421ae63e53f7"
        },
        {
          "url": "https://git.kernel.org/stable/c/3db8afba2d210b7d80cd5cc6b76d7f46daa9b47a"
        },
        {
          "url": "https://git.kernel.org/stable/c/c9e6e5f38bf75276605f1952b22285f5f3abcaff"
        }
      ],
      "title": "ALSA: hda: trace PCM open only after assigning a stream",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-98308",
    "datePublished": "2026-10-06T08:46:05.128Z",
    "dateReserved": "2026-09-25T10:25:14.338Z",
    "dateUpdated": "2026-10-19T09:17:18.952Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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