{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "1dfba3060fe7ee03ccec25a91d35085142dfc295"
            },
            {
              "fixed": "6c1f54a04813676c5a2150d99331c8d21f199374"
            },
            {
              "fixed": "7f28722b3e4e0c8d49c859fea4a9b1fa13b5ae06"
            },
            {
              "fixed": "ce829286f4935f1eb6b5dcb64da02910ce149c76"
            },
            {
              "fixed": "d497b7566e74920acfe283dd6b2cbf1682890796"
            },
            {
              "fixed": "eaeb1d74a47fc4864f2c754c0b9d654a9b7dc55c"
            },
            {
              "fixed": "6cda91bbb8dc3d22ef0323008a12dcf73a5129da"
            },
            {
              "fixed": "644640cde2fb216e6567de5eee780a38dbc95928"
            },
            {
              "fixed": "63c2391deefb31e1b801b7f32bd502ca4808639b"
            }
          ],
          "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": "5.10.265"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.216"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.183"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.148"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.101"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.42"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68410.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: libertas: fix memory leak in helper_firmware_cb()\n\nhelper_firmware_cb() neglects to free the single-stage firmware image\nafter a successful async load, leading to a memory leak in the USB\nfirmware-download path.\n\nFix this memory leak by calling release_firmware() immediately after\nlbs_fw_loaded() returns.\n\nThe bug was first flagged by an experimental analysis tool we are\ndeveloping for kernel memory-management bugs while analyzing\nv6.13-rc1. The tool is still under development and is not yet publicly\navailable. Manual inspection confirms that the bug is still present in\nthe current wireless tree.\n\nAn x86_64 allyesconfig build showed no new warnings. As we do not have\ncompatible Libertas USB hardware for exercising this firmware-download\npath, no runtime testing was able to be performed.",
  "id": "CVE-2026-68410",
  "modified": "2026-08-21T03:30:09.554984812Z",
  "published": "2026-08-10T12:04:30.194Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/63c2391deefb31e1b801b7f32bd502ca4808639b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/644640cde2fb216e6567de5eee780a38dbc95928"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6c1f54a04813676c5a2150d99331c8d21f199374"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6cda91bbb8dc3d22ef0323008a12dcf73a5129da"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7f28722b3e4e0c8d49c859fea4a9b1fa13b5ae06"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ce829286f4935f1eb6b5dcb64da02910ce149c76"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d497b7566e74920acfe283dd6b2cbf1682890796"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/eaeb1d74a47fc4864f2c754c0b9d654a9b7dc55c"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68410.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-68410"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "wifi: libertas: fix memory leak in helper_firmware_cb()"
}