{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-21841","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-12-29T08:45:45.777Z","datePublished":"2025-03-07T09:09:59.587Z","dateUpdated":"2026-05-11T21:07:32.485Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:07:32.485Z"},"descriptions":[{"lang":"en","value":"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."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/cpufreq/amd-pstate.c"],"versions":[{"version":"45722e777fd99ea863fe653c1838d39f678506e2","lessThan":"56e6976793c0fcf1638aa534242408ab4e4ca705","status":"affected","versionType":"git"},{"version":"45722e777fd99ea863fe653c1838d39f678506e2","lessThan":"28e4c515cf644c621800bd97841757fd49891ba4","status":"affected","versionType":"git"},{"version":"45722e777fd99ea863fe653c1838d39f678506e2","lessThan":"3ace20038e19f23fe73259513f1f08d4bf1a3c83","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/cpufreq/amd-pstate.c"],"versions":[{"version":"6.12","status":"affected"},{"version":"0","lessThan":"6.12","status":"unaffected","versionType":"semver"},{"version":"6.12.16","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.13.4","lessThanOrEqual":"6.13.*","status":"unaffected","versionType":"semver"},{"version":"6.14","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":"6.12","versionEndExcluding":"6.12.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.13.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.14"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/56e6976793c0fcf1638aa534242408ab4e4ca705"},{"url":"https://git.kernel.org/stable/c/28e4c515cf644c621800bd97841757fd49891ba4"},{"url":"https://git.kernel.org/stable/c/3ace20038e19f23fe73259513f1f08d4bf1a3c83"}],"title":"cpufreq/amd-pstate: Fix cpufreq_policy ref counting","x_generator":{"engine":"bippy-1.2.0"}}}}