{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "8e84c25821698bdef73c0329fb2022a4673b7adc"
            },
            {
              "fixed": "dae9cadf0925f1cbfb71306d60490890df3870a6"
            },
            {
              "fixed": "cfc67aee0c83e7f5d43a1dad3e25c789e9cc1d92"
            },
            {
              "fixed": "15545ee71301e82d26d9a31b407ed0019eb62a60"
            },
            {
              "fixed": "1b5d8a248c3afa640bcc99fa95abcd1e36f3ee18"
            },
            {
              "fixed": "18813b90032bfaafb225906a4d2b51be4dfc02c3"
            },
            {
              "fixed": "88a240d86d3d64521f9194abe185ac71cc74d0bd"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.13.0"
            },
            {
              "fixed": "6.1.178"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.145"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.97"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.40"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74341.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: wcn36xx: fix heap overflow from oversized firmware HAL response\n\nThe firmware response dispatcher copies all synchronous HAL responses\ninto the 4096-byte hal_buf without validating the response length. A\nresponse exceeding WCN36XX_HAL_BUF_SIZE causes a heap buffer overflow\nwith firmware-controlled content.\n\nAdd a bounds check on the response length.",
  "id": "CVE-2026-74341",
  "modified": "2026-08-16T03:30:57.556812346Z",
  "published": "2026-08-15T05:58:31.238Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/15545ee71301e82d26d9a31b407ed0019eb62a60"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/18813b90032bfaafb225906a4d2b51be4dfc02c3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1b5d8a248c3afa640bcc99fa95abcd1e36f3ee18"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/88a240d86d3d64521f9194abe185ac71cc74d0bd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cfc67aee0c83e7f5d43a1dad3e25c789e9cc1d92"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dae9cadf0925f1cbfb71306d60490890df3870a6"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74341.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-74341"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "wifi: wcn36xx: fix heap overflow from oversized firmware HAL response"
}