[bug] workaround for segfault caused by qtwebview bug

docs/changelog.rst

@@ -5,6 +5,10 @@ Changelog
 -------------------------------
 .. note:: This version is not yet released and is under active development.
 
+Bugfixes
+~~~~~~~~
+- `#9278 <https://0xacab.org/leap/bitmask-dev/issues/9278>`_: Workaround for QtWebview bug causing a crash.
+
 Misc
 ~~~~
 - Fix snap bug in install hook when python2 was not installed.

src/leap/bitmask/gui/app.py

@@ -21,12 +21,14 @@ It just launches a wekbit browser that runs the local web-ui served by bitmaskd
 when the web service is running.
 """
 
+import ctypes
 import os
 import platform
 import signal
 import sys
 import webbrowser
 
+from ctypes import import util
 from functools import partial
 from multiprocessing import Process
 
@@ -41,6 +43,12 @@ from leap.bitmask.gui.housekeeping import check_stale_pidfile
 
 HAS_WEBENGINE = False
 
+
+# This is a workaround for #9278.
+# See https://bugs.launchpad.net/ubuntu/+source/
+# qtbase-opensource-src/+bug/1761708
+ctypes.CDLL(util.find_library('GL'), ctypes.RTLD_GLOBAL)
+
 if platform.system() == 'Windows':
     from multiprocessing import freeze_support
     from PySide import QtCore, QtGui