The catchsegv script in glibc 2.3.2 and earlier allows local users to overwrite files via a symlink attack on temporary files.
https://www.ubuntu.com/usn/usn-4-1/
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9523
https://exchange.xforce.ibmcloud.com/vulnerabilities/17583
http://www.trustix.org/errata/2004/0050
http://www.securityfocus.com/bid/11286
http://www.redhat.com/support/errata/RHSA-2005-261.html
http://www.redhat.com/support/errata/RHSA-2004-586.html
http://www.debian.org/security/2005/dsa-636