Various 2.x releases of WebKitGTK+ suffer from over 130 vulnerabilities. These range from use-after-free to arbitrary code execution issues.
7dc30709125cb2db34abde329f80722cbf2938391b1c828a6de14fc02f27d91c
libtiff versions 4.0.6 and below suffer from a heap overflow vulnerability.
ddfd1c393297b02656c6af06e2fa4f16ca0f928fa45ec87e895588cb147b6756