diff -Nru ufw-0.36.1/debian/changelog ufw-0.36.1/debian/changelog
--- ufw-0.36.1/debian/changelog	2022-02-16 17:36:07.000000000 +0000
+++ ufw-0.36.1/debian/changelog	2023-07-17 13:55:25.000000000 +0000
@@ -1,3 +1,9 @@
+ufw (0.36.1-4ubuntu0.1) jammy; urgency=medium
+
+  * 0005-lp2015645.patch: fix for LP: #2015645 (get_ppid() not working on WSL)
+
+ -- Jamie Strandboge <jdstrand@ubuntu.com>  Mon, 17 Jul 2023 13:55:25 +0000
+
 ufw (0.36.1-4build1) jammy; urgency=medium
 
   * No-change rebuild to update maintainer scripts, see LP: 1959054
diff -Nru ufw-0.36.1/debian/patches/0005-lp2015645.patch ufw-0.36.1/debian/patches/0005-lp2015645.patch
--- ufw-0.36.1/debian/patches/0005-lp2015645.patch	1970-01-01 00:00:00.000000000 +0000
+++ ufw-0.36.1/debian/patches/0005-lp2015645.patch	2023-07-17 13:55:25.000000000 +0000
@@ -0,0 +1,74 @@
+Origin: upstream, https://git.launchpad.net/ufw/commit/?id=55669b732255c224343605272b793ae3fd534557
+Author: Jamie Strandboge <jdstrand@ubuntu.com>
+Description: fix for LP: #2015645 (get_ppid() not working on WSL)
+Bug-Ubuntu: https://bugs.launchpad.net/bugs/2015645
+diff --git a/src/util.py b/src/util.py
+index b1b90b6..ac20c75 100644
+--- a/src/util.py
++++ b/src/util.py
+@@ -1,6 +1,6 @@
+ '''util.py: utility functions for ufw'''
+ #
+-# Copyright 2008-2018 Canonical Ltd.
++# Copyright 2008-2023 Canonical Ltd.
+ #
+ #    This program is free software: you can redistribute it and/or modify
+ #    it under the terms of the GNU General Public License version 3,
+@@ -416,7 +416,9 @@ def get_ppid(mypid=os.getpid()):
+     # LP: #1101304
+     # 9983 (cmd) S 923 ...
+     # 9983 (cmd with spaces) S 923 ...
+-    ppid = open(name).readlines()[0].split(')')[1].split()[1]
++    # LP: #2015645
++    # 229 (cmd(withparen)) S 228 ...
++    ppid = open(name).readlines()[0].rsplit(")", 1)[1].split()[1]
+ 
+     return int(ppid)
+ 
+diff --git a/tests/unit/test_util.py b/tests/unit/test_util.py
+index e1043ad..a83418e 100644
+--- a/tests/unit/test_util.py
++++ b/tests/unit/test_util.py
+@@ -741,6 +741,42 @@ AAA
+         tests.unit.support.check_for_exception(self, IOError, \
+                                                ufw.util.get_ppid, 0)
+ 
++    def test_get_ppid_no_space(self):
++        """Test get_ppid() no space"""
++        if sys.version_info[0] < 3:
++            return tests.unit.support.skipped(self, "skipping with python2")
++        import unittest.mock
++
++        m = unittest.mock.mock_open(read_data="9983 (cmd) S 923 9983 ...\n")
++        with unittest.mock.patch("builtins.open", m):
++            with unittest.mock.patch("os.path.isfile", return_value=True):
++                ppid = ufw.util.get_ppid(9983)
++                self.assertEquals(ppid, 923, "%d' != '923'" % ppid)
++
++    def test_get_ppid_with_space(self):
++        """Test get_ppid() with space"""
++        if sys.version_info[0] < 3:
++            return tests.unit.support.skipped(self, "skipping with python2")
++        import unittest.mock
++
++        m = unittest.mock.mock_open(read_data="9983 (cmd with space) S 923 9983 ...\n")
++        with unittest.mock.patch("builtins.open", m):
++            with unittest.mock.patch("os.path.isfile", return_value=True):
++                ppid = ufw.util.get_ppid(9983)
++                self.assertEquals(ppid, 923, "%d' != '923'" % ppid)
++
++    def test_get_ppid_with_parens(self):
++        """Test get_ppid() with parens"""
++        if sys.version_info[0] < 3:
++            return tests.unit.support.skipped(self, "skipping with python2")
++        import unittest.mock
++
++        m = unittest.mock.mock_open(read_data="9983 (cmd(paren)) S 923 9983 ...\n")
++        with unittest.mock.patch("builtins.open", m):
++            with unittest.mock.patch("os.path.isfile", return_value=True):
++                ppid = ufw.util.get_ppid(9983)
++                self.assertEquals(ppid, 923, "%d' != '923'" % ppid)
++
+     def test_under_ssh(self):
+         '''Test under_ssh()'''
+         # this test could be running under ssh, so can't do anything more
diff -Nru ufw-0.36.1/debian/patches/series ufw-0.36.1/debian/patches/series
--- ufw-0.36.1/debian/patches/series	2021-10-13 19:02:20.000000000 +0000
+++ ufw-0.36.1/debian/patches/series	2023-07-17 13:55:25.000000000 +0000
@@ -2,3 +2,4 @@
 0002-fix-copyright.patch
 0003-python3-versions.patch
 0004-set-default-policy-after-load.patch
+0005-lp2015645.patch