{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "98686cd21624c75a043e96812beadddf4f6f48e5"
            },
            {
              "fixed": "03b81f015dbb29807ce1ec6d45537d658abdac69"
            },
            {
              "fixed": "7074ec3769820302f1ccf8794a40a6582153b820"
            },
            {
              "fixed": "653c6e289b13cc6942f3e8f8e3c568e70fa42d1f"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "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-2026-80933.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: validate default EEPROM firmware size\n\nThe default EEPROM firmware is parsed and copied as a full EEPROM\nwithout checking its length. A truncated file can make the driver\nread beyond the firmware buffer during variant validation or the\nfallback copy.\n\nReject files shorter than MT7996_EEPROM_SIZE before parsing or\ncopying the firmware.",
  "id": "CVE-2026-80933",
  "modified": "2026-09-13T03:30:41.419866148Z",
  "published": "2026-09-11T19:42:07.754Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/03b81f015dbb29807ce1ec6d45537d658abdac69"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/653c6e289b13cc6942f3e8f8e3c568e70fa42d1f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7074ec3769820302f1ccf8794a40a6582153b820"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80933.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-80933"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "wifi: mt76: mt7996: validate default EEPROM firmware size"
}