qemu-make-debian-root in qemu 0.9.1-5 on Debian GNU/Linux allows local users to overwrite arbitrary files via a symlink attack on temporary files and directories.
https://exchange.xforce.ibmcloud.com/vulnerabilities/44831
https://bugs.gentoo.org/show_bug.cgi?id=235826
https://bugs.gentoo.org/show_bug.cgi?id=235770
http://www.securityfocus.com/bid/30931
http://www.openwall.com/lists/oss-security/2008/10/14/4
http://www.openwall.com/lists/oss-security/2008/10/13/2
http://www.debian.org/security/2008/dsa-1657
http://uvw.ru/report.lenny.txt