CVE-2026-46179 (GCVE-0-2026-46179)

Vulnerability from cvelistv5 – Published: 2026-05-28 09:36 – Updated: 2026-05-28 09:36
VLAI
Title
ASoC: SOF: Don't allow pointer operations on unconfigured streams
Summary
In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: Don't allow pointer operations on unconfigured streams When reporting the pointer for a compressed stream we report the current I/O frame position by dividing the position by the number of channels multiplied by the number of container bytes. These values default to 0 and are only configured as part of setting the stream parameters so this allows a divide by zero to be configured. Validate that they are non zero, returning an error if not
Severity
No CVSS data available.
Assigner
Impacted products
Vendor Product Version
Linux Linux Affected: c1a731c71359407eae4fd0a5fd675ef25a582764 , < 327a64241f30c74b6f35537eb9e1fc6c3cbe060b (git)
Affected: c1a731c71359407eae4fd0a5fd675ef25a582764 , < 98ed1383f597f8a45b6cb816bb20b96d46eeceda (git)
Affected: c1a731c71359407eae4fd0a5fd675ef25a582764 , < 0f0c0c1397a42aacaacae828206ee1b921623952 (git)
Affected: c1a731c71359407eae4fd0a5fd675ef25a582764 , < 4f42dd01f5217465f23a763e27b3984e114d0972 (git)
Affected: c1a731c71359407eae4fd0a5fd675ef25a582764 , < c5b6285aae050ff1c3ea824ca3d88ac4be1e69c8 (git)
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Linux Linux Affected: 6.1
Unaffected: 0 , < 6.1 (semver)
Unaffected: 6.6.140 , ≤ 6.6.* (semver)
Unaffected: 6.12.88 , ≤ 6.12.* (semver)
Unaffected: 6.18.30 , ≤ 6.18.* (semver)
Unaffected: 7.0.7 , ≤ 7.0.* (semver)
Unaffected: 7.1-rc1 , ≤ * (original_commit_for_fix)
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Show details on NVD website

{
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          "defaultStatus": "unaffected",
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          "programFiles": [
            "sound/soc/sof/compress.c"
          ],
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          "vendor": "Linux",
          "versions": [
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            },
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              "status": "unaffected",
              "version": "7.1-rc1",
              "versionType": "original_commit_for_fix"
            }
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        }
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      "cpeApplicability": [
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: Don\u0027t allow pointer operations on unconfigured streams\n\nWhen reporting the pointer for a compressed stream we report the current\nI/O frame position by dividing the position by the number of channels\nmultiplied by the number of container bytes. These values default to 0 and\nare only configured as part of setting the stream parameters so this allows\na divide by zero to be configured. Validate that they are non zero,\nreturning an error if not"
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        "shortName": "Linux"
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      ],
      "title": "ASoC: SOF: Don\u0027t allow pointer operations on unconfigured streams",
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-46179",
    "datePublished": "2026-05-28T09:36:33.062Z",
    "dateReserved": "2026-05-13T15:03:33.103Z",
    "dateUpdated": "2026-05-28T09:36:33.062Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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      "date": "2026-05-29",
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      "percentile": "0.05164"
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  }
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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