Vulnerability Development mailing list archives

Re: New bugs discovered!


From: Caiaphas Pechorin <caiaphas () operamail com>
Date: Mon, 19 Nov 2001 13:00:57 +0545 (NPT)

GOBBLES security is happy to announce the discovery of multiple bugs in
/bin/gzip, which can be exploited remotely with a bit of creativity.
Attached is our advisory on the matter.

Enjoy the knowledge and remember to use it responsible.

The GOBBLES Team
www.bugtraq.org

Tested on Debian Potato:

$ /bin/gzip --version
gzip 1.2.4 (18 Aug 93)
Compilation options:
DIRENT UTIME STDC_HEADERS HAVE_UNISTD_H ASMV

$ /bin/gzip `perl -e 'print "A" x 2048'`
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
[many 'A's snipped]
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA: File name too long






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