[PATCH v2] [BZ #15855] malloc: Check for integer overflow in pvalloc.

[Will Newton]

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(+)
>
> Changes in v2:
>  - Add BZ number

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-- 
Will Newton
Toolchain Working Group, Linar