uml: check length in exitcode_proc_write()
We don't cap the size of buffer from the user so we could write past the end of the array here. Only root can write to this file. Reported-by:Nico Golde <nico@ngolde.de> Reported-by:
Fabian Yamaguchi <fabs@goesec.de> Signed-off-by:
Dan Carpenter <dan.carpenter@oracle.com> Cc: stable@kernel.org Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
parent
7314e613
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