{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-43328",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-05-01T14:12:56.002Z",
        "datePublished": "2026-05-08T13:31:16.787Z",
        "dateUpdated": "2026-06-01T16:15:39.421Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-06-01T16:15:39.421Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "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(&dbs_data->attr_set.kobj).\n\nThe kobject release callback cpufreq_dbs_data_release() calls\ngov->exit(dbs_data) and kfree(dbs_data), but the current error path\nthen calls gov->exit(dbs_data) and kfree(dbs_data) again, causing a\ndouble free.\n\nKeep the direct kfree(dbs_data) for the gov->init() failure path, but\nafter kobject_init_and_add() has been called, let kobject_put() handle\nthe cleanup through cpufreq_dbs_data_release()."
                }
            ],
            "affected": [
                {
                    "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"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.2",
                                    "versionEndExcluding": "5.10.253"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.2",
                                    "versionEndExcluding": "5.15.209"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.2",
                                    "versionEndExcluding": "6.1.168"
                                },
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                                    "versionStartIncluding": "5.2",
                                    "versionEndExcluding": "6.12.81"
                                },
                                {
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                                    "versionEndExcluding": "6.18.22"
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                                {
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                                    "versionStartIncluding": "5.2",
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                                    "versionStartIncluding": "5.2",
                                    "versionEndExcluding": "7.0"
                                },
                                {
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1.6"
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/56bc91ee78babe9578585a2bc137abc4b3115ff3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4b9118e93d2499bb2808ef3742fa0ce06f4f8117"
                },
                {
                    "url": "https://git.kernel.org/stable/c/019ea28629720c220daedf38107c8787f330dc05"
                },
                {
                    "url": "https://git.kernel.org/stable/c/da39ee627fd82b52068d4d5f115749a8b7d271f9"
                },
                {
                    "url": "https://git.kernel.org/stable/c/427d048e4f6acbfa01b5a8062449fe0ee8987c0d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d2703b4f8fb7cc6f0dfdb2dc2359cc46189e7357"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3bf9d023d2329a0e5379f2fd09d06ef09729cd9d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6dcf9d0064ce2f3e3dfe5755f98b93abe6a98e1e"
                }
            ],
            "title": "cpufreq: governor: fix double free in cpufreq_dbs_governor_init() error path",
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    }
}