Imported Debian patch 1:4.2-3+deb8u1

debian/changelog

@@ -1,3 +1,19 @@
+shadow (1:4.2-3+deb8u1) jessie; urgency=medium
+
+  * Non-maintainer upload.
+  * Fix error handling in busy user detection. (Closes: #778287)
+
+ -- Bastian Blank <bastian.blank@credativ.de>  Wed, 18 Nov 2015 08:07:09 +0000
+
+shadow (1:4.2-3) unstable; urgency=low
+
+  * Enforce hardened builds to workaround cdbs sometimes not building
+    with hardening flags as in 1:4.2-2+b1
+    Thanks to Dr. Markus Waldeck for pointing the issue and Simon Ruderich
+    For providing a working patch.
+
+ -- Christian Perrier <bubulle@debian.org>  Wed, 19 Nov 2014 21:59:09 +0100
+
 shadow (1:4.2-2) unstable; urgency=low
 
   * The "Soumaintrain" release

debian/control

@@ -5,6 +5,7 @@ Maintainer: Shadow package maintainers <pkg-shadow-devel@lists.alioth.debian.org
 Standards-Version: 3.9.5
 Uploaders: Christian Perrier <bubulle@debian.org>, Nicolas FRANCOIS (Nekral) <nicolas.francois@centraliens.net>
 Build-Depends: dh-autoreconf, gettext, libpam0g-dev, debhelper (>= 6.0.7~), quilt, dpkg-dev (>= 1.13.5), xsltproc, docbook-xsl, docbook-xml, libxml2-utils, cdbs, libselinux1-dev [linux-any], libsemanage1-dev [linux-any], gnome-doc-utils (>= 0.4.3), bison, libaudit-dev [linux-any]
+ ,hardening-wrapper
 Vcs-Git: git://anonscm.debian.org/git/pkg-shadow/shadow.git
 Vcs-Browser: http://anonscm.debian.org/gitweb/?p=pkg-shadow/shadow.git;a=summary
 Homepage: http://pkg-shadow.alioth.debian.org/

debian/patches/1020_fix_user_busy_errors

@@ -0,0 +1,38 @@
+Description: Fix user_busy to not leave subuid open in case of error.
+Author: William Grant <wgrant@ubuntu.com>
+Bug: https://bugs.launchpad.net/ubuntu/vivid/+source/shadow/+bug/1436937
+
+Index: shadow-4.2/libmisc/user_busy.c
+===================================================================
+--- shadow-4.2.orig/libmisc/user_busy.c
++++ shadow-4.2/libmisc/user_busy.c
+@@ -175,6 +175,9 @@ static int user_busy_processes (const ch
+ 	if (stat ("/", &sbroot) != 0) {
+ 		perror ("stat (\"/\")");
+ 		(void) closedir (proc);
++#ifdef ENABLE_SUBIDS
++		sub_uid_close();
++#endif				/* ENABLE_SUBIDS */
+ 		return 0;
+ 	}
+ 
+@@ -212,6 +215,9 @@ static int user_busy_processes (const ch
+ 
+ 		if (check_status (name, tmp_d_name, uid) != 0) {
+ 			(void) closedir (proc);
++#ifdef ENABLE_SUBIDS
++			sub_uid_close();
++#endif				/* ENABLE_SUBIDS */
+ 			fprintf (stderr,
+ 			         _("%s: user %s is currently used by process %d\n"),
+ 			         Prog, name, pid);
+@@ -232,6 +238,9 @@ static int user_busy_processes (const ch
+ 				}
+ 				if (check_status (name, task_path+6, uid) != 0) {
+ 					(void) closedir (proc);
++#ifdef ENABLE_SUBIDS
++					sub_uid_close();
++#endif				/* ENABLE_SUBIDS */
+ 					fprintf (stderr,
+ 					         _("%s: user %s is currently used by process %d\n"),
+ 					         Prog, name, pid);

debian/patches/series

@@ -34,3 +34,4 @@
 #userns/16_add-argument-sanity-checking.patch
 1000_configure_userns
 1010_vietnamese_translation
+1020_fix_user_busy_errors

debian/rules

@@ -3,6 +3,8 @@
 
 DEB_HOST_ARCH_OS := $(shell dpkg-architecture -qDEB_HOST_ARCH_OS)
 
+export DEB_BUILD_HARDENING=1
+
 # Enable PIE, BINDNOW, and possible future flags.
 export DEB_BUILD_MAINT_OPTIONS = hardening=+all