sys-auth/polkit: sync with ::gentoo

Package-Manager: Portage-3.0.30, Repoman-3.0.3
Signed-off-by: Jory Pratt <anarchy@gentoo.org>

2 files changed, 206 insertions, 0 deletions

diff --git a/sys-auth/polkit/files/polkit-0.120-CVE-2021-4115.patch b/sys-auth/polkit/files/polkit-0.120-CVE-2021-4115.patch
new file mode 100644
index 00000000..a82ce25c
--- /dev/null
+++ b/sys-auth/polkit/files/polkit-0.120-CVE-2021-4115.patch
@@ -0,0 +1,78 @@
+https://gitlab.freedesktop.org/polkit/polkit/-/commit/41cb093f554da8772362654a128a84dd8a5542a7
+https://gitlab.freedesktop.org/polkit/polkit/-/issues/141
+https://bugs.gentoo.org/833574
+
+From: Jan Rybar <jrybar@redhat.com>
+Date: Mon, 21 Feb 2022 08:29:05 +0000
+Subject: [PATCH] CVE-2021-4115 (GHSL-2021-077) fix
+
+--- a/src/polkit/polkitsystembusname.c
++++ b/src/polkit/polkitsystembusname.c
+@@ -62,6 +62,10 @@ enum
+   PROP_NAME,
+ };
+ 
++
++guint8 dbus_call_respond_fails;      // has to be global because of callback
++
++
+ static void subject_iface_init (PolkitSubjectIface *subject_iface);
+ 
+ G_DEFINE_TYPE_WITH_CODE (PolkitSystemBusName, polkit_system_bus_name, G_TYPE_OBJECT,
+@@ -364,6 +368,7 @@ on_retrieved_unix_uid_pid (GObject              *src,
+   if (!v)
+     {
+       data->caught_error = TRUE;
++      dbus_call_respond_fails += 1;
+     }
+   else
+     {
+@@ -405,6 +410,8 @@ polkit_system_bus_name_get_creds_sync (PolkitSystemBusName           *system_bus
+   tmp_context = g_main_context_new ();
+   g_main_context_push_thread_default (tmp_context);
+ 
++  dbus_call_respond_fails = 0;
++
+   /* Do two async calls as it's basically as fast as one sync call.
+    */
+   g_dbus_connection_call (connection,
+@@ -432,11 +439,34 @@ polkit_system_bus_name_get_creds_sync (PolkitSystemBusName           *system_bus
+ 			  on_retrieved_unix_uid_pid,
+ 			  &data);
+ 
+-  while (!((data.retrieved_uid && data.retrieved_pid) || data.caught_error))
+-    g_main_context_iteration (tmp_context, TRUE);
++  while (TRUE)
++  {
++    /* If one dbus call returns error, we must wait until the other call
++     * calls _call_finish(), otherwise fd leak is possible.
++     * Resolves: GHSL-2021-077
++    */
+ 
+-  if (data.caught_error)
+-    goto out;
++    if ( (dbus_call_respond_fails > 1) )
++    {
++      // we got two faults, we can leave
++      goto out;
++    }
++
++    if ((data.caught_error && (data.retrieved_pid || data.retrieved_uid)))
++    {
++      // we got one fault and the other call finally finished, we can leave
++      goto out;
++    }
++
++    if ( !(data.retrieved_uid && data.retrieved_pid) )
++    {
++      g_main_context_iteration (tmp_context, TRUE);
++    }
++    else
++    {
++      break;
++    }
++  }
+ 
+   if (out_uid)
+     *out_uid = data.uid;
+GitLab
diff --git a/sys-auth/polkit/polkit-0.120-r3.ebuild b/sys-auth/polkit/polkit-0.120-r3.ebuild
new file mode 100644
index 00000000..b4a58c38
--- /dev/null
+++ b/sys-auth/polkit/polkit-0.120-r3.ebuild
@@ -0,0 +1,128 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit meson pam pax-utils systemd xdg-utils
+
+DESCRIPTION="Policy framework for controlling privileges for system-wide services"
+HOMEPAGE="https://www.freedesktop.org/wiki/Software/polkit https://gitlab.freedesktop.org/polkit/polkit"
+SRC_URI="https://www.freedesktop.org/software/${PN}/releases/${P}.tar.gz
+	https://dev.gentoo.org/~anarchy/dist/polkit-0.120-duktape-1.patch"
+
+LICENSE="LGPL-2"
+SLOT="0"
+KEYWORDS="amd64 ~arm ~arm64 ~mips ~ppc64 ~x86"
+IUSE="duktape examples gtk +introspection kde pam selinux systemd test"
+#RESTRICT="!test? ( test )"
+# Tests currently don't work with meson. See
+#   https://gitlab.freedesktop.org/polkit/polkit/-/issues/144
+RESTRICT="test"
+
+BDEPEND="
+	acct-user/polkitd
+	app-text/docbook-xml-dtd:4.1.2
+	app-text/docbook-xsl-stylesheets
+	dev-libs/glib
+	dev-libs/gobject-introspection-common
+	dev-libs/libxslt
+	dev-util/glib-utils
+	sys-devel/gettext
+	virtual/pkgconfig
+	introspection? ( dev-libs/gobject-introspection )
+"
+DEPEND="
+	duktape? ( dev-lang/duktape )
+	!duktape? ( dev-lang/spidermonkey:78[-debug] )
+	dev-libs/glib:2
+	dev-libs/expat
+	pam? (
+		sys-auth/pambase
+		sys-libs/pam
+	)
+	!pam? ( virtual/libcrypt:= )
+	systemd? ( sys-apps/systemd:0=[policykit] )
+	!systemd? ( sys-auth/elogind )
+"
+RDEPEND="${DEPEND}
+	acct-user/polkitd
+	selinux? ( sec-policy/selinux-policykit )
+"
+PDEPEND="
+	gtk? ( || (
+		>=gnome-extra/polkit-gnome-0.105
+		>=lxde-base/lxsession-0.5.2
+	) )
+	kde? ( kde-plasma/polkit-kde-agent )
+"
+
+DOCS=( docs/TODO HACKING NEWS README )
+
+QA_MULTILIB_PATHS="
+	usr/lib/polkit-1/polkit-agent-helper-1
+	usr/lib/polkit-1/polkitd"
+
+src_prepare() {
+	local PATCHES=(
+		"${FILESDIR}/polkit-0.120-meson.patch"
+		"${FILESDIR}/polkit-0.120-CVE-2021-4043.patch"
+		"${FILESDIR}/polkit-0.120-CVE-2021-4115.patch"
+		"${DISTDIR}"/${PN}-0.120-duktape-1.patch
+		"${FILESDIR}"/${PN}-0.118-make-netgroup-support-optional.patch
+	)
+
+	default
+
+	sed -i -e 's|unix-group:wheel|unix-user:0|' src/polkitbackend/*-default.rules || die #401513
+}
+
+src_configure() {
+	xdg_environment_reset
+
+	local emesonargs=(
+		--localstatedir="${EPREFIX}"/var
+		-Dauthfw="$(usex pam pam shadow)"
+		-Dexamples=false
+		-Dgtk_doc=false
+		-Dman=true
+		-Dos_type=gentoo
+		-Dsession_tracking="$(usex systemd libsystemd-login libelogind)"
+		-Dsystemdsystemunitdir="$(systemd_get_systemunitdir)"
+		$(meson_use introspection)
+		$(meson_use test tests)
+		$(usex pam "-Dpam_module_dir=$(getpam_mod_dir)" '')
+		-Djs_engine="$(usex duktape duktape mozjs)"
+	)
+	meson_src_configure
+}
+
+src_compile() {
+	meson_src_compile
+
+	# Required for polkitd on hardened/PaX due to spidermonkey's JIT
+	pax-mark mr src/polkitbackend/.libs/polkitd test/polkitbackend/.libs/polkitbackendjsauthoritytest
+}
+
+src_install() {
+	meson_src_install
+
+	if use examples ; then
+		docinto examples
+		dodoc src/examples/{*.c,*.policy*}
+	fi
+
+	diropts -m 0700 -o polkitd
+	keepdir /usr/share/polkit-1/rules.d
+
+	# meson does not install required files with SUID bit. See
+	#  https://bugs.gentoo.org/816393
+	# Remove the following lines once this has been fixed by upstream
+	# (should be fixed in next release: https://gitlab.freedesktop.org/polkit/polkit/-/commit/4ff1abe4a4c1f8c8378b9eaddb0346ac6448abd8)
+	fperms u+s /usr/bin/pkexec
+	fperms u+s /usr/lib/polkit-1/polkit-agent-helper-1
+}
+
+pkg_postinst() {
+	chmod 0700 "${EROOT}"/{etc,usr/share}/polkit-1/rules.d
+	chown polkitd "${EROOT}"/{etc,usr/share}/polkit-1/rules.d
+}