CVE-2023-53674
High
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.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux Kernel
PublishedOct 7, 2025
First seenOct 7, 2025
How to fix
Update
- linux linux_kernel5.15.121, 6.1.39, 6.3.13, 6.4.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.11 ≤ v < 5.15.121, 5.16 ≤ v < 6.1.39, 6.2 ≤ v < 6.3.13, 6.4 ≤ v < 6.4.4 | 5.15.121, 6.1.39, 6.3.13, 6.4.4 |
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