{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "0c9318d49e501a5d50b02bd91a4813bde2353488"
            },
            {
              "fixed": "2a79b1a492bcfa725383b6580cd93a6862308c85"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "15173a1697236793e9e900b82fece6f99d41b2a7"
            },
            {
              "fixed": "e451c325b000b9a0081fd93bc6d103d6943d4b55"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "fa6ad88e023ddfa6c5dcdb466d159e89f451e305"
            },
            {
              "fixed": "90cc573fd2f46ddbc2c329e7814b5ba3deb7b939"
            },
            {
              "fixed": "0aa63d33742b805d1a218d18d12b983cce4b2f7b"
            },
            {
              "fixed": "a0111847f0b4f6023f6dd320114697514e024ba3"
            },
            {
              "fixed": "5373f8b19e568b5c217832b9bbef165bd2b2df14"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "5c8cac512844ad593d31258e215908014381bee2"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.1.75"
            },
            {
              "fixed": "6.1.175"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.6.14"
            },
            {
              "fixed": "6.6.140"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.7.2"
            },
            {
              "fixed": "6.8"
            }
          ],
          "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": "6.1.175"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.140"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.88"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.8.0"
            },
            {
              "fixed": "6.18.30"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "7.0.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46136.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7921: fix a potential clc buffer length underflow\n\nThe buf_len is used to limit the iterations for retrieving the country\npower setting and may underflow under certain conditions due to changes\nin the power table in CLC.\n\nThis underflow leads to an almost infinite loop or an invalid power\nsetting resulting in driver initialization failure.",
  "id": "CVE-2026-46136",
  "modified": "2026-07-15T01:48:58.125402963Z",
  "published": "2026-05-28T09:35:52.004Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0aa63d33742b805d1a218d18d12b983cce4b2f7b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2a79b1a492bcfa725383b6580cd93a6862308c85"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5373f8b19e568b5c217832b9bbef165bd2b2df14"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/90cc573fd2f46ddbc2c329e7814b5ba3deb7b939"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a0111847f0b4f6023f6dd320114697514e024ba3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e451c325b000b9a0081fd93bc6d103d6943d4b55"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46136.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46136"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "wifi: mt76: mt7921: fix a potential clc buffer length underflow"
}