{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2"
            },
            {
              "fixed": "0ce391090809d610647f424b9b1dc24aa2c546fd"
            },
            {
              "fixed": "d7ef7890e3e35b4ba09e76fc6b72047a1599a5e8"
            },
            {
              "fixed": "e1ce8ad1009b1736b3044b3324350dcfdd516f42"
            },
            {
              "fixed": "3690ef20469d5959378260e2752f2314a2572913"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.12.109"
            },
            {
              "fixed": "6.18.50"
            },
            {
              "fixed": "7.2.4"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.12.109"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.50"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80966.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: portman2x4: Check card index validity at probe\n\nAlthough portman2x4 driver has a check of the given devptr-\u003eid value,\nit doesn't check for a negative id, which is often given as \"none\" or\nsuch value when bound via sysfs.  This may lead to OOB access for\nindex[] and other parameters.\n\nAdd a sanity check for the card index and warn/correct it if it's a\nvalue out of the range.",
  "id": "CVE-2026-80966",
  "modified": "2026-09-13T03:30:46.567111361Z",
  "published": "2026-09-11T19:42:31.160Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0ce391090809d610647f424b9b1dc24aa2c546fd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3690ef20469d5959378260e2752f2314a2572913"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d7ef7890e3e35b4ba09e76fc6b72047a1599a5e8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e1ce8ad1009b1736b3044b3324350dcfdd516f42"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80966.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80966"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "ALSA: portman2x4: Check card index validity at probe"
}