[PATCH v2] [BZ #15855] malloc: Check for integer overflow in pvalloc.
Will Newton
will.newton@linaro.org
Thu Aug 29 08:28:00 GMT 2013
On 20 August 2013 09:24, Will Newton <will.newton@linaro.org> wrote:
>
> A large bytes parameter to pvalloc could cause an integer overflow
> and corrupt allocator internals. Check the overflow does not occur
> before continuing with the allocation.
>
> ChangeLog:
>
> 2013-08-12 Will Newton <will.newton@linaro.org>
>
> [BZ #15855]
> * malloc/malloc.c (__libc_pvalloc): Check the value of bytes
> does not overflow.
> ---
> malloc/malloc.c | 4 ++++
> 1 file changed, 4 insertions(+)
Does anybody have any comments on this patch series?
Thanks,
--
Will Newton
Toolchain Working Group, Linaro
More information about the Libc-alpha
mailing list