{"id":"CVE-2026-90364","revision":"dbb701e14aa54b00a1cc4c9202baa652","records":[{"revision":"dbb701e14aa54b00a1cc4c9202baa652","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-90364","aliases":[],"title":"ACPI: processor: Unregister cpufreq notifier on init failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: processor: Unregister cpufreq notifier on init failure\n\nacpi_processor_driver_init() registers the cpufreq policy notifier before\nregistering the ACPI processor driver and setting up CPU hotplug state.\n\nIf driver_register() or cpuhp_setup_state() fails, the error path only\nunregisters the ACPI processor driver and the idle driver. The cpufreq\nnotifier remains registered even though initialization failed.\n\nMirror the module exit path on the init failure path and unregister the\ncpufreq notifier when it has been registered.","state":0,"publishedAt":"2026-09-17T16:09:07.474+00:00","modifiedAt":"2026-10-19T09:02:23.517+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/acpi/processor_driver.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"c0e0421a60bf468e88cf569fbd727346b138ed04\",\n                            \"lessThan\": \"ccee0785030978c49505e04954eee3f30a5f01ca\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c0e0421a60bf468e88cf569fbd727346b138ed04\",\n                            \"lessThan\": \"8f3036c5de8b651880f323e223b1604b6cfbff21\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c0e0421a60bf468e88cf569fbd727346b138ed04\",\n                            \"lessThan\": \"64976f3b34b07eb866ead4052cefe7e9ff45fd2f\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c0e0421a60bf468e88cf569fbd727346b138ed04\",\n                            \"lessThan\": \"182cd086b31ea4ccc1d8f2ec5b81e988dfe0b892\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c0e0421a60bf468e88cf569fbd727346b138ed04\",\n                            \"lessThan\": \"06f32dd67e6b23a05bef0d8183c5335af91c0c3b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/acpi/processor_driver.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.3\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.157\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.110\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.52\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.6\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/ccee0785030978c49505e04954eee3f30a5f01ca","https://git.kernel.org/stable/c/8f3036c5de8b651880f323e223b1604b6cfbff21","https://git.kernel.org/stable/c/64976f3b34b07eb866ead4052cefe7e9ff45fd2f","https://git.kernel.org/stable/c/182cd086b31ea4ccc1d8f2ec5b81e988dfe0b892","https://git.kernel.org/stable/c/06f32dd67e6b23a05bef0d8183c5335af91c0c3b"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-90364","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-90364","identifiers":["CVE-2026-90364"]},"retained":false,"historicalAffected":[]}],"coverage":[]}