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CVE-2025-21918

usb: typec: ucsi: Fix NULL pointer access

CVSS 5.5 MEDIUMEPSS 0.2%CWE-476
In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix NULL pointer access Resources should be released only after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated workqueue to complete before deallocating them.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
Linux · Linux

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References
https://git.kernel.org/stable/c/079a3e52f3e751bb8f5937195bdf25c5d14fdff0https://git.kernel.org/stable/c/46fba7be161bb89068958138ea64ec33c0b446d4https://git.kernel.org/stable/c/592a0327d026a122e97e8e8bb7c60cbbe7697344https://git.kernel.org/stable/c/7a735a8a46f6ebf898bbefd96659ca5da798bce0https://git.kernel.org/stable/c/b13abcb7ddd8d38de769486db5bd917537b32ab1https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html