Re: [PATCH nf] netfilter: xt_RATEEST: reject non-null terminated string from userspace

[Pablo Neira Ayuso]

On Tue, Dec 22, 2020 at 11:23:56PM +0100, Florian Westphal wrote:
> syzbot reports:
> detected buffer overflow in strlen
> [..]
> Call Trace:
>  strlen include/linux/string.h:325 [inline]
>  strlcpy include/linux/string.h:348 [inline]
>  xt_rateest_tg_checkentry+0x2a5/0x6b0 net/netfilter/xt_RATEEST.c:143
> 
> strlcpy assumes src is a c-string. Check info->name before its used.

Applied, thanks Florian.