CVE-2026-46168

None

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

mptcp: fix scheduling with atomic in timestamp sockopt

Using lock sock fast() (atomic context) around sock set timestamp() and sock set timestamping() is unsafe, as both helpers can sleep.

Replace lock sock fast() with sleepable lock sock()/release sock() to avoid scheduling while atomic panic.

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Related Identifiers

CVE-2026-46168

Linux