CVE-2022-49621: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: cpufreq: pmac32-cpufreq: Fix refcount leak bug In pmac_cpufreq_init_MacRISC3(), we need to add corresponding of_node_put() for the three node pointers whose refcount have been incremented by of_find_node_by_name().

Affected products

• Linux Linux Kernel: before 4.9.324 (fixed in 4.9.324); from 4.10, before 4.14.289 (fixed in 4.14.289); from 4.15, before 4.19.253 (fixed in 4.19.253); from 4.20, before 5.4.207 (fixed in 5.4.207); from 5.5, before 5.10.132 (fixed in 5.10.132); from 5.11, before 5.15.56 (fixed in 5.15.56); …

Published 2025-02-26. Last modified 2026-06-17.