CVE-2021-47313

Published: May 21, 2024

Modified: May 11, 2026

PUBLISHED

Description

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.

Vendor	Product	Versions
Linux	Linux	affected `a28b2bfc099c6b9caa6ef697660408e076a32019 - < b775383355755885b19d2acef977f1ca132e80a3` affected `a28b2bfc099c6b9caa6ef697660408e076a32019 - < e1b2b2b61d30d7ce057ec17237c217d152ed97f2` affected `a28b2bfc099c6b9caa6ef697660408e076a32019 - < fe2535a44904a77615a3af8e8fd7dafb98fb0e1b`
Linux	Linux	affected `5.11` unaffected `0 - < 5.11` unaffected `5.12.19 - <= 5.12.` unaffected `5.13.4 - <= 5.13.` unaffected `5.14 - <= *`

References

https://git.kernel.org/stable/c/b775383355755885b19d2acef977f1ca132e80a3

https://git.kernel.org/stable/c/e1b2b2b61d30d7ce057ec17237c217d152ed97f2

https://git.kernel.org/stable/c/fe2535a44904a77615a3af8e8fd7dafb98fb0e1b

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CVE-2021-47313

Description

Affected Products

References