Security update for gv

The previous "gv" update to fix a stack overflow did not completely fix the problem spotted. An attacker could still cause the handling to use up all system memory, or open windows much wider than the X display and crash. Code execution however was not possible. The previous "gv" update to fix a stack overflow did not completely fix the problem spotted. An attacker could still cause the handling to use up all system memory, or open windows much wider than the X display and crash. Code execution however was not possible. security gv i586 4ba69d9609feef8e3943569dc65f08ff8f323b6d