Re: CVE request - kernel: integer overflow in ext4_ext_get_blocks()

[Eugene Teo <eugene () redhat com>]

> Use CVE-2010-3015
>
> What does an attacker have to do to exploit this? Mount a crafted file
> system?

To trigger this, the attacker needs to write to the last block of a file 
(of max file size) and sync it.

Thanks, Eugene
--
main(i) { putchar(182623909 >> (i-1) * 5&31|!!(i<7)<<6) && main(++i); }