ghostscript: buffer overflow in FloydSteinbergDitheringC() in contrib/gdevbjca.c could result in a DoS

A buffer overflow vulnerability in FloydSteinbergDitheringC in contrib/gdevbjca.c of Artifex Software GhostScript v9.18 to v9.50 allows a remote attacker to cause a denial of service via a crafted PDF file. This is fixed in v9.51...