Ben Wiederhake b374dd03bd Kernel: Prevent inconsistent state after invalid read ...

copy_from_user can fail, for example when the user-supplied pointer is just before
the end of mapped address space. In that case, the first few bytes would get copied,
permanently overwriting the internal state of the Socket, potentially leaving it
in an inconsistent or at least difficult-to-predict state.

2021-03-02 08:36:08 +01:00

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