Double free vulnerability in inspect-fs.c in LibguestFS 1.20.x before 1.20.7, 1.21.x, 1.22.0, and 1.23.0 allows remote attackers to cause a denial of service (crash) via empty guest files.
https://www.redhat.com/archives/libguestfs/2013-May/msg00080.html
https://www.redhat.com/archives/libguestfs/2013-May/msg00079.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/85145
http://www.securityfocus.com/bid/60205