HP Data Protector is prone to a memory leak vulnerability. The same vector of exploitation can be used for denial of service attack if an invalid memory address is accessed. This is a Metasploit module that demonstrates this vulnerability.
Netragard, L.L.C Advisory - The libxml library is prone to a heap-based buffer-overflow vulnerability because the software fails to perform adequate boundary checks on user-supplied data. An attacker can exploit this issue to execute arbitrary within the context of an application using the affected library. Failed exploit attempts will result in a denial-of-service vulnerability. Safari uses the vulnerable libxml library and can be attacked via the feed:// input vector. Versions below 3.2.3 are affected.