File u_xichangehierarchy-CVE-2020-14346.patch of Package xorg-x11-server.32147
diff --git a/Xi/xichangehierarchy.c b/Xi/xichangehierarchy.c
index cbdd91258..504defe56 100644
--- a/Xi/xichangehierarchy.c
+++ b/Xi/xichangehierarchy.c
@@ -423,7 +423,7 @@ ProcXIChangeHierarchy(ClientPtr client)
if (!stuff->num_changes)
return rc;
- len = ((size_t)stuff->length << 2) - sizeof(xXIChangeHierarchyReq);
+ len = ((size_t)client->req_len << 2) - sizeof(xXIChangeHierarchyReq);
any = (xXIAnyHierarchyChangeInfo *) &stuff[1];
while (stuff->num_changes--) {