Re: [CHECKER] buffer overflows in net/core/filter.c?

Dawson Engler <[email protected]> wrote:
> 
> But then blow up severely after calling:
> 
> static inline void *skb_header_pointer(const struct sk_buff *skb, int offset,
>                                       int len, void *buffer)
> {
>        int hlen = skb_headlen(skb);
> 
> 
> which increments the data pointer:
> 
>        if (offset + len <= hlen)
>                return skb->data + offset;

This check was fixed 3 months ago with the changeset:

55820ee2f8c767a2833b21bd365e5753f50bd8ce

Cheers,
-- 
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    • From: Dawson Engler <[email protected]>

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