Race condition in Unzip 5.52 allows local users to modify permissions of arbitrary files via a hard link attack on a file while it is being decompressed, whose permissions are changed by Unzip after the decompression is complete.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9975
http://www.ubuntu.com/usn/usn-191-1
http://www.trustix.org/errata/2005/0053/
http://www.securityfocus.com/bid/14450
http://www.redhat.com/support/errata/RHSA-2007-0203.html
http://www.mandriva.com/security/advisories?name=MDKSA-2005:197
http://www.info-zip.org/FAQ.html
http://www.debian.org/security/2005/dsa-903
http://securityreason.com/securityalert/32
http://secunia.com/advisories/25098
http://secunia.com/advisories/17653
http://secunia.com/advisories/17342
http://secunia.com/advisories/17045
http://secunia.com/advisories/17006
http://secunia.com/advisories/16985