{"id":"CVE-2025-21841","summary":"cpufreq/amd-pstate: Fix cpufreq_policy ref counting","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ncpufreq/amd-pstate: Fix cpufreq_policy ref counting\n\namd_pstate_update_limits() takes a cpufreq_policy reference but doesn't\ndecrement the refcount in one of the exit paths, fix that.","modified":"2026-05-18T05:59:13.325153850Z","published":"2025-03-07T09:09:59.587Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21841.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/28e4c515cf644c621800bd97841757fd49891ba4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3ace20038e19f23fe73259513f1f08d4bf1a3c83"},{"type":"WEB","url":"https://git.kernel.org/stable/c/56e6976793c0fcf1638aa534242408ab4e4ca705"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21841.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21841"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"45722e777fd99ea863fe653c1838d39f678506e2"},{"fixed":"56e6976793c0fcf1638aa534242408ab4e4ca705"},{"fixed":"28e4c515cf644c621800bd97841757fd49891ba4"},{"fixed":"3ace20038e19f23fe73259513f1f08d4bf1a3c83"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-21841.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.12.0"},{"fixed":"6.12.16"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.13.4"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-21841.json"}}],"schema_version":"1.7.5"}