[linux-dvb] AW: Re: Crashes in dvb_demux.c

["Florian Schirmer" <jolt@tuxbox.org>]

Hi,

>What if sec->seclen is already negative (-1) ? It can be -1 < count and 
>also -1 < 4096, but would lead to infinite memcopy

sec->seclen is set as "3+((buf[1]&0x0f)<<8)+buf[2]". This can not result in
a negative length.

Bye,
   Florian




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