CVE-2017-5400

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 52 Firefox ESR versions prior to 45.8 Thunderbird versions prior to 52 Thunderbird versions prior to 45.8

Description The issue allows for a bypass of ASLR and DEP protections, potentially leading to memory corruption attacks. This is achieved through JIT-spray targeting asm.js combined with a heap spray.

Recommendations For Firefox versions prior to 52, update to version 52 or later. For Firefox ESR versions prior to 45.8, update to version 45.8 or later. For Thunderbird versions prior to 52, update to version 52 or later. For Thunderbird versions prior to 45.8, update to version 45.8 or later.