znew in the gzip package allows local users to overwrite arbitrary files via a symlink attack on temporary files.Referenceshttp://www.securityfocus.com/bid/7872http://www.turbolinux.com/security/TLSA-2003-38.txthttp://www.debian.org/security/2003/dsa-308http://www.mandriva.com/security/advisories?name=MDKSA-2003:068http://www.openpkg.org/security/OpenPKG-SA-2003.031-gzip.html