CVE-2021-47313: Linux Kernel

High severity, CVSS 8.4. EPSS: 0.3% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init It's a classic example of memleak, we allocate something, we fail and never free the resources. Make sure we free all resources on policy ->init() failures.

Affected products

• Linux Linux Kernel: from 5.11, before 5.12.19 (fixed in 5.12.19); from 5.13, before 5.13.4 (fixed in 5.13.4)

Published 2024-05-21. Last modified 2026-06-17.