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vuln-cve/data/2026/43xxx/CVE-2026-43328.json
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{
"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": "2026-11-06T15:42:49.314Z"
},
"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"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "6.6.134"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "6.12.81"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "6.18.22"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "6.19.12"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "7.0"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.1.6"
}
]
}
]
}
],
"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",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2026-43328",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-11-06T15:35:53.949941Z"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-11-06T15:42:49.314Z"
}
}
]
}
}