Fortinet Discovers Oracle Java Runtime Environment Memory Corruption Vulnerability
Summary
Fortinet's FortiGuard Labs has discovered a memory corruption vulnerability in Oracle Java Runtime Environment.
Java Platform, Standard Edition (Java SE) lets you develop and deploy Java applications on desktops and servers. Java offers the rich user interface, performance, versatility, portability, and security that today's applications require.
A memory corruption vulnerability exists in 2D sub-component of Oracle Java SE through 8u211, during TTF font rendering in LigatureSubstitutionSubtable class. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE.
Solutions
User should apply the patch from Oracle.
Timeline
Fortinet reported the vulnerability to Oracle on 21 June, 2019
Oracle confirmed the vulnerability on 04 July, 2019
Oracle patched the vulnerability in main codeline on 24 July, 2019
Oracle released patch for the vulnerability on 16 Oct, 2019