Mono 4.8.1 Release Notes
Security fix (applies to macOS Mono distribution only)
This update resolves the libjpeg issue described in CVE-2013-6629. Our Mono distribution for macOS now includes an updated libjpg. The Mono Linux packages use the libjpg version provided by your distribution.
Check out the Mono 4.8.0 release notes for other details about the 4.8 release.