The DataLoader::doStart function in dataloader.cpp in QGit 1.5.6 and other versions up to 2pre1 allows local users to overwrite arbitrary files and execute arbitrary code via a symlink attack on temporary files with predictable filenames.
bugs.gentoo.org/show_bug.cgi?id=190697
fedoranews.org/updates/FEDORA-2007-210.shtml
secunia.com/advisories/26738
secunia.com/advisories/26745
secunia.com/advisories/27098
security.gentoo.org/glsa/glsa-200710-05.xml
sourceforge.net/project/shownotes.php?release_id=538002
sourceforge.net/project/shownotes.php?release_id=538002&group_id=139897
www.securityfocus.com/bid/25618
www.vupen.com/english/advisories/2007/3107
bugzilla.redhat.com/show_bug.cgi?id=268381
exchange.xforce.ibmcloud.com/vulnerabilities/36503