{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "4ebe36c94aed95de71a8ce6a6762226d31c938ee"
            },
            {
              "fixed": "56bc91ee78babe9578585a2bc137abc4b3115ff3"
            },
            {
              "fixed": "4b9118e93d2499bb2808ef3742fa0ce06f4f8117"
            },
            {
              "fixed": "019ea28629720c220daedf38107c8787f330dc05"
            },
            {
              "fixed": "da39ee627fd82b52068d4d5f115749a8b7d271f9"
            },
            {
              "fixed": "427d048e4f6acbfa01b5a8062449fe0ee8987c0d"
            },
            {
              "fixed": "d2703b4f8fb7cc6f0dfdb2dc2359cc46189e7357"
            },
            {
              "fixed": "3bf9d023d2329a0e5379f2fd09d06ef09729cd9d"
            },
            {
              "fixed": "6dcf9d0064ce2f3e3dfe5755f98b93abe6a98e1e"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "e977b1477a6725868302957e6b5c330220391797"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "5.1.6"
            },
            {
              "fixed": "5.2"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.2.0"
            },
            {
              "fixed": "5.10.253"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.209"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.168"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.134"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.81"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.22"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.12"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43328.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncpufreq: governor: fix double free in cpufreq_dbs_governor_init() error path\n\nWhen kobject_init_and_add() fails, cpufreq_dbs_governor_init() calls\nkobject_put(\u0026dbs_data-\u003eattr_set.kobj).\n\nThe kobject release callback cpufreq_dbs_data_release() calls\ngov-\u003eexit(dbs_data) and kfree(dbs_data), but the current error path\nthen calls gov-\u003eexit(dbs_data) and kfree(dbs_data) again, causing a\ndouble free.\n\nKeep the direct kfree(dbs_data) for the gov-\u003einit() failure path, but\nafter kobject_init_and_add() has been called, let kobject_put() handle\nthe cleanup through cpufreq_dbs_data_release().",
  "id": "CVE-2026-43328",
  "modified": "2026-07-08T05:39:21.204237275Z",
  "published": "2026-05-08T13:31:16.787Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/019ea28629720c220daedf38107c8787f330dc05"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3bf9d023d2329a0e5379f2fd09d06ef09729cd9d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/427d048e4f6acbfa01b5a8062449fe0ee8987c0d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4b9118e93d2499bb2808ef3742fa0ce06f4f8117"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/56bc91ee78babe9578585a2bc137abc4b3115ff3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6dcf9d0064ce2f3e3dfe5755f98b93abe6a98e1e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d2703b4f8fb7cc6f0dfdb2dc2359cc46189e7357"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/da39ee627fd82b52068d4d5f115749a8b7d271f9"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43328.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-43328"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "cpufreq: governor: fix double free in cpufreq_dbs_governor_init() error path"
}