The ProcPutImage function in dix/dispatch.c in X.Org Server (aka xserver and xorg-server) before 1.16.4 allows attackers to cause a denial of service (divide-by-zero and crash) via a zero-height PutImage request.
The product divides a value by zero.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Xorg-server | X.org | * | 1.16.3 (including) |