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Unrated severityNVD Advisory· Published Apr 28, 2024· Updated May 4, 2025

dmaengine: ti: k3-udma-private: Fix refcount leak bug in of_xudma_dev_get()

CVE-2022-48656

Description

In the Linux kernel, the following vulnerability has been resolved:

dmaengine: ti: k3-udma-private: Fix refcount leak bug in of_xudma_dev_get()

We should call of_node_put() for the reference returned by of_parse_phandle() in fail path or when it is not used anymore. Here we only need to move the of_node_put() before the check.

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