ghostscript: buffer overflow in GetNumWrongData() in contrib/lips4/gdevlips.c could result in a DoS

A buffer overflow vulnerability in GetNumWrongData in contrib/lips4/gdevlips.c of Artifex Software GhostScript from 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...