Double free vulnerability in the Widget Library (libxfcegui4) in Xfce before 4.4.2 might allow remote attackers to execute arbitrary code via unknown vectors related to the "cliend id, program name and working directory in session management."
Improper Restriction of Operations within the Bounds of a Memory Buffer The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary.