diff options
Diffstat (limited to 'nx-X11/programs')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c b/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c index 3d9ee8c7f..e5bec8aba 100644 --- a/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c +++ b/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c @@ -2618,7 +2618,9 @@ ProcPutImage(register ClientPtr client) tmpImage = (char *)&stuff[1]; lengthProto = length; - + if (lengthProto >= (INT32_MAX / stuff->height)) + return BadLength; + if (((((lengthProto * stuff->height) + (unsigned)3) >> 2) + (sizeof(xPutImageReq) >> 2)) != client->req_len) return BadLength; |