Changeset 85773 in vbox

Timestamp:

Aug 14, 2020 3:00:24 PM (5 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

139925

Message:

Shared Clipboard/X11: Check for valid payload data.

File:

• trunk/src/VBox/HostServices/SharedClipboard/VBoxSharedClipboardSvc-x11.cpp (modified) (1 diff)

trunk/src/VBox/HostServices/SharedClipboard/VBoxSharedClipboardSvc-x11.cpp

@@ -206 +206 @@
                 if (RT_SUCCESS(rc))
                 {
-                    memcpy(pvData, pPayload->pvData, RT_MIN(cbData, pPayload->cbData));
-
-                    *pcbActual = (uint32_t)pPayload->cbData;
-
-                    ShClPayloadFree(pPayload);
+                    if (pPayload)
+                    {
+                        memcpy(pvData, pPayload->pvData, RT_MIN(cbData, pPayload->cbData));
+
+                        *pcbActual = (uint32_t)pPayload->cbData;
+
+                        ShClPayloadFree(pPayload);
+                    }
+                    else /* No payload given; could happen on invalid / not-expected formats. */
+                        *pcbActual = 0;
                 }
             }