Full Disclosure mailing list archives
Re: Python 2.5 (Modules/zlib) minigzip local buffer overflow vulnerability
From: Marcus Meissner <meissner () suse de>
Date: Thu, 15 Mar 2007 15:18:18 +0100
On Thu, Mar 15, 2007 at 02:16:41PM +0200, Ismail Dönmez wrote:
On Thursday 15 March 2007 04:26:29 James Matthews wrote:and you would think some bugs we got rid of in open source software!str{cpy,cat,...} which don't take an size attribute should be removed from standard libc, I don't see why people still insist on using this insecure variants.
Thanks to _FORTIFY_SOURCE strcpy and strcat to fixed size buffers are at least protected now. I however fail to see two things: - is minigzip included anywhere? - If you can exploit it by passing stuff on the commandline, I have much simpler exploit for you too: minigzip /dev/null; echo 0wN3d\! Ciao, Marcus _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/
Current thread:
- Python 2.5 (Modules/zlib) minigzip local buffer overflow vulnerability starcadi starcadi (Mar 14)
- Re: Python 2.5 (Modules/zlib) minigzip local buffer overflow vulnerability James Matthews (Mar 14)
- Re: Python 2.5 (Modules/zlib) minigzip local buffer overflow vulnerability Ismail Dönmez (Mar 15)
- Re: Python 2.5 (Modules/zlib) minigzip local buffer overflow vulnerability Marcus Meissner (Mar 15)
- Re: Python 2.5 (Modules/zlib) minigzip local buffer overflow vulnerability Ismail Dönmez (Mar 15)
- Re: Python 2.5 (Modules/zlib) minigzip local buffer overflow vulnerability Valdis . Kletnieks (Mar 15)
- Re: Python 2.5 (Modules/zlib) minigzip local buffer overflow vulnerability Ismail Dönmez (Mar 15)
- Re: Python 2.5 (Modules/zlib) minigzip local buffer overflow vulnerability Ismail Dönmez (Mar 15)
- Re: Python 2.5 (Modules/zlib) minigzip local buffer overflow vulnerability Brian Eaton (Mar 16)
- Re: Python 2.5 (Modules/zlib) minigzip local buffer overflow vulnerability James Matthews (Mar 14)