Kees Cook 849464d1ba kbuild: replace unbounded sprintf call in modpost ...

The modpost tool could overflow its stack buffer if someone was running
with an insane shell environment. Regardless, it's technically a bug,
so this fixes it to truncate the string instead of seg-faulting.

Found by Coverity.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Michal Marek <mmarek@suse.cz>

2013-11-06 22:30:03 +01:00

12 KiB

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