Bug 2347685 (CVE-2022-49517)

Summary: CVE-2022-49517 kernel: ASoC: mediatek: Fix missing of_node_put in mt2701_wm8960_machine_probe
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
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OS: Linux   
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Description OSIDB Bzimport 2025-02-26 03:03:12 UTC 
In the Linux kernel, the following vulnerability has been resolved:

ASoC: mediatek: Fix missing of_node_put in mt2701_wm8960_machine_probe

This node pointer is returned by of_parse_phandle() with
refcount incremented in this function.
Calling of_node_put() to avoid the refcount leak.
Comment 1 Mauro Matteo Cascella 2025-02-26 09:26:49 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022610-CVE-2022-49517-701e@gregkh/T