{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "ebfa7f8ae155c9a0bb2e4038d6b5d8b14881c424"
            },
            {
              "fixed": "1d49a42717bdc8de77eabeb5b7d3e88d141ffea9"
            },
            {
              "fixed": "2b4b1510aaaf5b9fb57327ecffc20c055f61f205"
            },
            {
              "fixed": "58192b9ce09b0f0f86e2036683bd542130b91a98"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.8.0"
            },
            {
              "fixed": "6.18.16"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43172.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: fix 22000 series SMEM parsing\n\nIf the firmware were to report three LMACs (which doesn't\nexist in hardware) then using \"fwrt-\u003esmem_cfg.lmac[2]\" is\nan overrun of the array. Reject such and use IWL_FW_CHECK\ninstead of WARN_ON in this function.",
  "id": "CVE-2026-43172",
  "modified": "2026-07-08T05:36:31.471964607Z",
  "published": "2026-05-06T11:27:47.358Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1d49a42717bdc8de77eabeb5b7d3e88d141ffea9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2b4b1510aaaf5b9fb57327ecffc20c055f61f205"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/58192b9ce09b0f0f86e2036683bd542130b91a98"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43172.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-43172"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "wifi: iwlwifi: fix 22000 series SMEM parsing"
}