swfdec_load_object.c in Swfdec before 0.6.4 does not properly restrict local file access from untrusted sandboxes, which allows remote attackers to read arbitrary files via a crafted Flash file.
https://exchange.xforce.ibmcloud.com/vulnerabilities/41887
http://www.securityfocus.com/bid/28881
http://secunia.com/advisories/29915
http://lists.freedesktop.org/archives/swfdec/2008-April/001321.html