CVE-2025-21841

cpufreq/amd-pstate: Fix cpufreq_policy ref counting

Description

In the Linux kernel, the following vulnerability has been resolved: cpufreq/amd-pstate: Fix cpufreq_policy ref counting amd_pstate_update_limits() takes a cpufreq_policy reference but doesn't decrement the refcount in one of the exit paths, fix that.

N/A

CVSS

Severity:

EPSS 0.03%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/56e6976793c0fcf1638aa534242408ab4e4ca705
https://git.kernel.org/stable/c/28e4c515cf644c621800bd97841757fd49891ba4
https://git.kernel.org/stable/c/3ace20038e19f23fe73259513f1f08d4bf1a3c83

Frequently Asked Questions

What is the severity of CVE-2025-21841?: CVE-2025-21841 has not yet been assigned a CVSS score.
How to fix CVE-2025-21841?: To fix CVE-2025-21841, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-21841 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2025-21841 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-21841?: CVE-2025-21841 affects Linux Linux, Linux Linux.

This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.