Bug 2348274 (CVE-2022-49621)

Summary: CVE-2022-49621 kernel: cpufreq: pmac32-cpufreq: Fix refcount leak bug
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Priority: low    
Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
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Hardware: All   
OS: Linux   
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Description OSIDB Bzimport 2025-02-26 03:23:43 UTC 
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().
Comment 1 Avinash Hanwate 2025-02-26 11:05:51 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022615-CVE-2022-49621-ac28@gregkh/T
Comment 2 Avinash Hanwate 2025-02-27 14:35:51 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022615-CVE-2022-49621-ac28@gregkh/T