This indicates an attack attempt to exploit a Memory Corruption Vulnerability in Oracle Java Runtime Environment.
The vulnerability is due to an error when the vulnerable software handles a maliciously crafted TTF file. Successful exploitation could result in denial of service conditions on a targeted system.
Java SE version 7u211
Java SE version 8u202
Denial of Service: Remote attackers can crash vulnerable systems.
Apply the most recent upgrade or patch from the vendor.