{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2025-68344",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2025-68344"
  ],
  "published": "2025-12-24T10:35:22Z",
  "summary": "ALSA: wavefront: Fix integer overflow in sample size validation",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: wavefront: Fix integer overflow in sample size validation\n\nThe wavefront_send_sample() function has an integer overflow issue\nwhen validating sample size. The header->size field is u32 but gets\ncast to int for comparison with dev->freemem\n\nFix by using unsigned comparison to avoid integer overflow.",
  "affected": [
    {
      "package": {
        "ecosystem": "Raspberry Pi OS:12",
        "name": "linux"
      },
      "versions": [
        "1:6.1.47-1+rpt4"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-2712",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v6",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7l",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v8",
            "binary_version": "1:6.1.47-1+rpt4"
          }
        ]
      },
      "database_specific": {
        "per_version": {
          "1:6.1.47-1+rpt4": {
            "linux_commit": "655fc658a15ae7a6f37103754adb39ba52a9a14e",
            "upstream_version": "6.1.47",
            "assessment": "commit ancestry (strak rule)",
            "upstream_fixed": "6.1.160",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-68344"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/488bf86d60077f52810c60dbdf7468c277880167"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/d2f5d8cf1eadb7b33e476f59aa9c6653e4f2b937"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/4f811071e702fbb74933526e2fbadf8c4ed0c0c4"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/02b63f3bc29265bd9e83191792d200ed563acacf"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/5588b7c86effffa9bb55383a38800649d7b40778"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/bca11de0a277b8baeb7d006f93b543c907b6e782"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/1823e08f76c68b9e1d26f6d5ef831b96f61a62a0"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/0c4a13ba88594fd4a27292853e736c6b4349823d"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}