Re: Linux Kernel 2.0.x/2.2.x local Denial of Service attack

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Sun Jan 09 2000 - 13:28:19 EST


> It's joke, right ? This particular problem is known for more then year, was
> discussed MANY times @ linux-kernel and still there are no solution in
> mainstream kernel :-((

I know no single Unix like OS I can't bring down if I dont have resource limiting.
Also for that matter Ive yet to meet one I can't kill even with resource limiting
in place.

Feel free to fix it.

> P.S. Oh and it's not all story: you can use SysV shared memory support to make
> exploit usable even if admin limited your memory usage ! It's also well-known
> problem without solution in mainstream kernel :-(

The total amount of shared memory is configurable on Linux 2.2.x

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Sat Jan 15 2000 - 21:00:14 EST