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High severity7.8NVD Advisory· Published Oct 7, 2025· Updated Aug 4, 2026

CVE-2023-53674

CVE-2023-53674

Description

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

clk: Fix memory leak in devm_clk_notifier_register()

devm_clk_notifier_register() allocates a devres resource for clk notifier but didn't register that to the device, so the notifier didn't get unregistered on device detach and the allocated resource was leaked.

Fix the issue by registering the resource through devres_add().

This issue was found with kmemleak on a Chromebook.

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Affected products

161

Patches

Vulnerability mechanics

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