CVE-2025-68346 (GCVE-0-2025-68346)
Vulnerability from cvelistv5
Published
2025-12-24 10:32
Modified
2025-12-24 10:32
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: ALSA: dice: fix buffer overflow in detect_stream_formats() The function detect_stream_formats() reads the stream_count value directly from a FireWire device without validating it. This can lead to out-of-bounds writes when a malicious device provides a stream_count value greater than MAX_STREAMS. Fix by applying the same validation to both TX and RX stream counts in detect_stream_formats().
Impacted products
Vendor Product Version
Linux Linux Version: 58579c056c1c9510ae6695ed8e01ee05bbdcfb23
Version: 58579c056c1c9510ae6695ed8e01ee05bbdcfb23
Version: 58579c056c1c9510ae6695ed8e01ee05bbdcfb23
Version: 58579c056c1c9510ae6695ed8e01ee05bbdcfb23
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "sound/firewire/dice/dice-extension.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "versionType": "git"
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              "versionType": "git"
            },
            {
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              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "sound/firewire/dice/dice-extension.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.18"
            },
            {
              "lessThan": "4.18",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.63",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.17.*",
              "status": "unaffected",
              "version": "6.17.13",
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              "status": "unaffected",
              "version": "6.18.2",
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            {
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              "status": "unaffected",
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              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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              ],
              "negate": false,
              "operator": "OR"
            }
          ]
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: dice: fix buffer overflow in detect_stream_formats()\n\nThe function detect_stream_formats() reads the stream_count value directly\nfrom a FireWire device without validating it. This can lead to\nout-of-bounds writes when a malicious device provides a stream_count value\ngreater than MAX_STREAMS.\n\nFix by applying the same validation to both TX and RX stream counts in\ndetect_stream_formats()."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-24T10:32:39.101Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/c0a1fe1902ad23e6d48e0f68be1258ccf7a163e6"
        },
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        },
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          "url": "https://git.kernel.org/stable/c/1e1b3207a53e50d5a66289fffc1f7d52cd9c50f9"
        },
        {
          "url": "https://git.kernel.org/stable/c/324f3e03e8a85931ce0880654e3c3eb38b0f0bba"
        }
      ],
      "title": "ALSA: dice: fix buffer overflow in detect_stream_formats()",
      "x_generator": {
        "engine": "bippy-1.2.0"
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-68346",
    "datePublished": "2025-12-24T10:32:39.101Z",
    "dateReserved": "2025-12-16T14:48:05.299Z",
    "dateUpdated": "2025-12-24T10:32:39.101Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-68346\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-12-24T11:15:57.947\",\"lastModified\":\"2025-12-24T11:15:57.947\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nALSA: dice: fix buffer overflow in detect_stream_formats()\\n\\nThe function detect_stream_formats() reads the stream_count value directly\\nfrom a FireWire device without validating it. This can lead to\\nout-of-bounds writes when a malicious device provides a stream_count value\\ngreater than MAX_STREAMS.\\n\\nFix by applying the same validation to both TX and RX stream counts in\\ndetect_stream_formats().\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/1e1b3207a53e50d5a66289fffc1f7d52cd9c50f9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/324f3e03e8a85931ce0880654e3c3eb38b0f0bba\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/932aa1e80b022419cf9710e970739b7a8794f27c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c0a1fe1902ad23e6d48e0f68be1258ccf7a163e6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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