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CVE-2026-43328 cpufreq: governor: fix double free in cpufreq_dbs_governor_init() error path

🗓️ 08 May 2026 13:31:16Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 34 Views

A kernel fix for double free in the cpufreq governor init error path by ensuring kobject_put handles cleanup after initialization

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/cpufreq/cpufreq_governor.c"
    ],
    "versions": [
      {
        "version": "4ebe36c94aed95de71a8ce6a6762226d31c938ee",
        "lessThan": "56bc91ee78babe9578585a2bc137abc4b3115ff3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ebe36c94aed95de71a8ce6a6762226d31c938ee",
        "lessThan": "4b9118e93d2499bb2808ef3742fa0ce06f4f8117",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ebe36c94aed95de71a8ce6a6762226d31c938ee",
        "lessThan": "019ea28629720c220daedf38107c8787f330dc05",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ebe36c94aed95de71a8ce6a6762226d31c938ee",
        "lessThan": "da39ee627fd82b52068d4d5f115749a8b7d271f9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ebe36c94aed95de71a8ce6a6762226d31c938ee",
        "lessThan": "427d048e4f6acbfa01b5a8062449fe0ee8987c0d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ebe36c94aed95de71a8ce6a6762226d31c938ee",
        "lessThan": "d2703b4f8fb7cc6f0dfdb2dc2359cc46189e7357",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ebe36c94aed95de71a8ce6a6762226d31c938ee",
        "lessThan": "3bf9d023d2329a0e5379f2fd09d06ef09729cd9d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4ebe36c94aed95de71a8ce6a6762226d31c938ee",
        "lessThan": "6dcf9d0064ce2f3e3dfe5755f98b93abe6a98e1e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e977b1477a6725868302957e6b5c330220391797",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.1.6",
        "lessThan": "5.2",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/cpufreq/cpufreq_governor.c"
    ],
    "versions": [
      {
        "version": "5.2",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.2",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.253",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.168",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.134",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.81",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.22",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.12",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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