Re: jazip 0.32 local exploit

[Peter S Galbraith <GalbraithP () DFO-MPO GC CA>]

n33dl3r wrote:

> Hi folks!
>
> In between of heavy gaming i dished up this tiny
> exploit for jaZip!
> Educational purposes only. Please dont abuuuse.
>
>
> Hi mum, gimme some food damnit!
>
>
> -- [snip - jazip-exp.c] --
> /*
>  *  jaZip-0.32 local buffer overflow exploit
> (tested on debian)

Right.

Initially reported on January 14:
 http://www.securityfocus.com/archive/1/156208
 http://www.securityfocus.com/bid/2209

Reported to me on January 16, and I informed the upstream
author.

Author provided fixed version 0.33 in the evening of January 21.

Fixed jaZip-0.33 uploaded to Debian on January 22:
 http://lists.debian.org/debian-changes-0101/msg00027.html

And then announced here on January 23:
 http://www.securityfocus.com/advisories/3037

$ gcc -o jazip-exp jazip-exp.c
$ ./jazip-exp
Using address 0xbffff9e5
jazip: Can't open display \220[cut]
Missing or failed fl_initialize()

$ dpkg -s jazip | grep Version
Version: 0.33-1

Peter Galbraith
Debian maintainer for Jazip.