Script 'mail_helper' called by obssrc
Hello community,

here is the log from the commit of package cifs-utils for openSUSE:Factory 
checked in at 2021-05-18 18:26:45
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Comparing /work/SRC/openSUSE:Factory/cifs-utils (Old)
 and      /work/SRC/openSUSE:Factory/.cifs-utils.new.2988 (New)
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Package is "cifs-utils"

Tue May 18 18:26:45 2021 rev:68 rq:893218 version:6.13

Changes:
--------
--- /work/SRC/openSUSE:Factory/cifs-utils/cifs-utils.changes    2021-04-27 
21:34:24.619958916 +0200
+++ /work/SRC/openSUSE:Factory/.cifs-utils.new.2988/cifs-utils.changes  
2021-05-18 18:27:03.618801735 +0200
@@ -1,0 +2,12 @@
+Fri May 14 11:13:47 UTC 2021 - Ferdinand Thiessen <r...@fthiessen.de>
+
+- Update to cifs-utils 6.13
+  * Fixes CVE-2021-20208, cifs.upcall kerberos auth leak in container
+  * remove cifs-utils-6.12.tar.bz2
+  * remove cifs-utils-6.12.tar.bz2.asc
+  * add    cifs-utils-6.13.tar.bz2
+  * add    cifs-utils-6.13.tar.bz2.asc
+- Drop upstream fixed patches:
+  * 0001-cifs.upcall-try-to-use-container-ipc-uts-net-pid-mnt.patch
+
+-------------------------------------------------------------------

Old:
----
  0001-cifs.upcall-try-to-use-container-ipc-uts-net-pid-mnt.patch
  cifs-utils-6.12.tar.bz2
  cifs-utils-6.12.tar.bz2.asc

New:
----
  cifs-utils-6.13.tar.bz2
  cifs-utils-6.13.tar.bz2.asc

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Other differences:
------------------
++++++ cifs-utils.spec ++++++
--- /var/tmp/diff_new_pack.n1lFqg/_old  2021-05-18 18:27:04.038799914 +0200
+++ /var/tmp/diff_new_pack.n1lFqg/_new  2021-05-18 18:27:04.038799914 +0200
@@ -21,7 +21,7 @@
 %endif
 
 Name:           cifs-utils
-Version:        6.12
+Version:        6.13
 Release:        0
 Summary:        Utilities for doing and managing mounts of the Linux CIFS 
filesystem
 License:        GPL-3.0-or-later
@@ -37,8 +37,7 @@
 Source1:        cifs.init
 
 Patch1:         fix-sbin-install-error.patch
-Patch2:         0001-cifs.upcall-try-to-use-container-ipc-uts-net-pid-mnt.patch
-Patch3:         0001-cifs.upcall-fix-regression-in-kerberos-mount.patch
+Patch2:         0001-cifs.upcall-fix-regression-in-kerberos-mount.patch
 
 # Both SSSD and cifs-utils provide an idmap plugin for cifs.ko
 # /etc/cifs-utils/idmap-plugin should be a symlink to one of the 2 idmap 
plugins
@@ -136,7 +135,6 @@
 
 %patch1 -p1
 %patch2 -p1
-%patch3 -p1
 
 %build
 export CFLAGS="%{optflags} -D_GNU_SOURCE -fpie"

++++++ cifs-utils-6.12.tar.bz2 -> cifs-utils-6.13.tar.bz2 ++++++
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/cifs-utils-6.12/autom4te.cache/output.0 
new/cifs-utils-6.13/autom4te.cache/output.0
--- old/cifs-utils-6.12/autom4te.cache/output.0 2020-12-31 19:48:31.000000000 
+0100
+++ new/cifs-utils-6.13/autom4te.cache/output.0 2021-04-13 01:59:30.000000000 
+0200
@@ -1,6 +1,6 @@
 @%:@! /bin/sh
 @%:@ Guess values for system-dependent variables and create Makefiles.
-@%:@ Generated by GNU Autoconf 2.69 for cifs-utils 6.12.
+@%:@ Generated by GNU Autoconf 2.69 for cifs-utils 6.13.
 @%:@
 @%:@ Report bugs to <linux-c...@vger.kernel.org>.
 @%:@ 
@@ -580,8 +580,8 @@
 # Identity of this package.
 PACKAGE_NAME='cifs-utils'
 PACKAGE_TARNAME='cifs-utils'
-PACKAGE_VERSION='6.12'
-PACKAGE_STRING='cifs-utils 6.12'
+PACKAGE_VERSION='6.13'
+PACKAGE_STRING='cifs-utils 6.13'
 PACKAGE_BUGREPORT='linux-c...@vger.kernel.org'
 PACKAGE_URL='https://wiki.samba.org/index.php/LinuxCIFS_utils'
 
@@ -1338,7 +1338,7 @@
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures cifs-utils 6.12 to adapt to many kinds of systems.
+\`configure' configures cifs-utils 6.13 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1409,7 +1409,7 @@
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of cifs-utils 6.12:";;
+     short | recursive ) echo "Configuration of cifs-utils 6.13:";;
    esac
   cat <<\_ACEOF
 
@@ -1537,7 +1537,7 @@
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-cifs-utils configure 6.12
+cifs-utils configure 6.13
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2006,7 +2006,7 @@
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by cifs-utils $as_me 6.12, which was
+It was created by cifs-utils $as_me 6.13, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2876,7 +2876,7 @@
 
 # Define the identity of the package.
  PACKAGE='cifs-utils'
- VERSION='6.12'
+ VERSION='6.13'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -6837,7 +6837,7 @@
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by cifs-utils $as_me 6.12, which was
+This file was extended by cifs-utils $as_me 6.13, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -6904,7 +6904,7 @@
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; 
s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-cifs-utils config.status 6.12
+cifs-utils config.status 6.13
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/cifs-utils-6.12/autom4te.cache/output.1 
new/cifs-utils-6.13/autom4te.cache/output.1
--- old/cifs-utils-6.12/autom4te.cache/output.1 2020-12-31 19:48:33.000000000 
+0100
+++ new/cifs-utils-6.13/autom4te.cache/output.1 2021-04-13 01:59:33.000000000 
+0200
@@ -1,6 +1,6 @@
 @%:@! /bin/sh
 @%:@ Guess values for system-dependent variables and create Makefiles.
-@%:@ Generated by GNU Autoconf 2.69 for cifs-utils 6.12.
+@%:@ Generated by GNU Autoconf 2.69 for cifs-utils 6.13.
 @%:@
 @%:@ Report bugs to <linux-c...@vger.kernel.org>.
 @%:@ 
@@ -580,8 +580,8 @@
 # Identity of this package.
 PACKAGE_NAME='cifs-utils'
 PACKAGE_TARNAME='cifs-utils'
-PACKAGE_VERSION='6.12'
-PACKAGE_STRING='cifs-utils 6.12'
+PACKAGE_VERSION='6.13'
+PACKAGE_STRING='cifs-utils 6.13'
 PACKAGE_BUGREPORT='linux-c...@vger.kernel.org'
 PACKAGE_URL='https://wiki.samba.org/index.php/LinuxCIFS_utils'
 
@@ -1338,7 +1338,7 @@
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures cifs-utils 6.12 to adapt to many kinds of systems.
+\`configure' configures cifs-utils 6.13 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1409,7 +1409,7 @@
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of cifs-utils 6.12:";;
+     short | recursive ) echo "Configuration of cifs-utils 6.13:";;
    esac
   cat <<\_ACEOF
 
@@ -1537,7 +1537,7 @@
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-cifs-utils configure 6.12
+cifs-utils configure 6.13
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2006,7 +2006,7 @@
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by cifs-utils $as_me 6.12, which was
+It was created by cifs-utils $as_me 6.13, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2876,7 +2876,7 @@
 
 # Define the identity of the package.
  PACKAGE='cifs-utils'
- VERSION='6.12'
+ VERSION='6.13'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -6837,7 +6837,7 @@
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by cifs-utils $as_me 6.12, which was
+This file was extended by cifs-utils $as_me 6.13, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -6904,7 +6904,7 @@
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; 
s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-cifs-utils config.status 6.12
+cifs-utils config.status 6.13
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/cifs-utils-6.12/autom4te.cache/requests 
new/cifs-utils-6.13/autom4te.cache/requests
--- old/cifs-utils-6.12/autom4te.cache/requests 2020-12-31 19:48:33.000000000 
+0100
+++ new/cifs-utils-6.13/autom4te.cache/requests 2021-04-13 01:59:33.000000000 
+0200
@@ -37,58 +37,58 @@
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-                        'PKG_CHECK_EXISTS' => 1,
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-                        'AC_CONFIG_MACRO_DIR_TRACE' => 1,
+                        'AC_LIBCAP' => 1,
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+                        '_AM_CONFIG_MACRO_DIRS' => 1,
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+                        'AC_CONFIG_MACRO_DIR' => 1,
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                         'AM_SET_DEPDIR' => 1,
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-                        'AU_DEFUN' => 1,
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                         'AM_INIT_AUTOMAKE' => 1,
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                         'PKG_NOARCH_INSTALLDIR' => 1,
-                        'PKG_CHECK_VAR' => 1,
                         'm4_pattern_forbid' => 1,
-                        'AM_PROG_INSTALL_STRIP' => 1,
+                        'AM_MAKE_INCLUDE' => 1,
+                        '_AC_AM_CONFIG_HEADER_HOOK' => 1,
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+                        '_AM_PROG_TAR' => 1,
+                        '_AM_SET_OPTION' => 1,
                         'PKG_PROG_PKG_CONFIG' => 1,
-                        'AM_MISSING_PROG' => 1,
-                        'PKG_CHECK_MODULES_STATIC' => 1,
-                        'AC_CONFIG_MACRO_DIR' => 1,
+                        'PKG_CHECK_VAR' => 1,
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-                        'AM_SET_CURRENT_AUTOMAKE_VERSION' => 1,
                         'PKG_CHECK_MODULES' => 1,
-                        'm4_include' => 1,
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-                        '_m4_warn' => 1,
-                        'AM_CONDITIONAL' => 1,
-                        'm4_pattern_allow' => 1,
-                        'AM_MAKE_INCLUDE' => 1,
-                        'include' => 1,
-                        '_AM_CONFIG_MACRO_DIRS' => 1,
-                        'AC_DEFUN_ONCE' => 1,
-                        '_AM_DEPENDENCIES' => 1,
-                        'AM_DEP_TRACK' => 1,
-                        'AM_RUN_LOG' => 1,
                         'AM_AUX_DIR_EXPAND' => 1,
-                        '_AM_MANGLE_OPTION' => 1,
-                        'AC_LIBCAP' => 1,
-                        'AM_SANITY_CHECK' => 1,
+                        'AC_DEFUN_ONCE' => 1,
+                        'AM_CONDITIONAL' => 1,
                         'AM_OUTPUT_DEPENDENCY_COMMANDS' => 1,
-                        'AM_AUTOMAKE_VERSION' => 1
+                        '_AM_MANGLE_OPTION' => 1,
+                        'AM_SET_LEADING_DOT' => 1,
+                        'PKG_CHECK_EXISTS' => 1,
+                        'AC_CONFIG_MACRO_DIR_TRACE' => 1,
+                        '_AM_OUTPUT_DEPENDENCY_COMMANDS' => 1,
+                        '_AM_IF_OPTION' => 1
                       }
                     ], 'Autom4te::Request' ),
              bless( [
@@ -103,66 +103,66 @@
                         'configure.ac'
                       ],
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-                        'AM_EXTRA_RECURSIVE_TARGETS' => 1,
-                        'AM_PROG_FC_C_O' => 1,
-                        'sinclude' => 1,
-                        'AC_FC_PP_DEFINE' => 1,
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                         'AM_CONDITIONAL' => 1,
-                        'm4_pattern_allow' => 1,
-                        'AC_INIT' => 1,
-                        '_m4_warn' => 1,
-                        'AC_FC_PP_SRCEXT' => 1,
-                        'AC_CONFIG_FILES' => 1,
-                        '_LT_AC_TAGCONFIG' => 1,
-                        'AC_CONFIG_LIBOBJ_DIR' => 1,
+                        'AC_FC_SRCEXT' => 1,
+                        'AC_CANONICAL_SYSTEM' => 1,
+                        'AC_PROG_LIBTOOL' => 1,
+                        'LT_CONFIG_LTDL_DIR' => 1,
+                        'AC_LIBSOURCE' => 1,
                         'AM_PROG_MKDIR_P' => 1,
+                        'AM_PROG_F77_C_O' => 1,
+                        'LT_SUPPORTED_TAG' => 1,
                         'm4_sinclude' => 1,
-                        'AM_SILENT_RULES' => 1,
-                        'AM_PROG_AR' => 1,
+                        'AC_CANONICAL_TARGET' => 1,
+                        'AM_PROG_MOC' => 1,
+                        '_AM_COND_ENDIF' => 1,
                         'AC_CANONICAL_BUILD' => 1,
-                        'AC_REQUIRE_AUX_FILE' => 1,
-                        'AM_MAINTAINER_MODE' => 1,
+                        '_m4_warn' => 1,
+                        'AC_DEFINE_TRACE_LITERAL' => 1,
+                        'AM_PROG_AR' => 1,
+                        'AC_INIT' => 1,
                         'AC_SUBST' => 1,
-                        'AM_PATH_GUILE' => 1,
-                        'AM_PROG_F77_C_O' => 1,
-                        'AM_GNU_GETTEXT_INTL_SUBDIR' => 1,
-                        'AM_AUTOMAKE_VERSION' => 1,
-                        'AM_PROG_CXX_C_O' => 1,
+                        'AM_MAINTAINER_MODE' => 1,
+                        'AC_CONFIG_SUBDIRS' => 1,
+                        'm4_pattern_forbid' => 1,
+                        '_AM_SUBST_NOTMAKE' => 1,
+                        'include' => 1,
+                        'AM_PROG_CC_C_O' => 1,
+                        'AC_FC_PP_SRCEXT' => 1,
                         'AM_MAKEFILE_INCLUDE' => 1,
-                        'AC_LIBSOURCE' => 1,
-                        'AM_POT_TOOLS' => 1,
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                         'AC_CONFIG_AUX_DIR' => 1,
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-                        'AC_FC_FREEFORM' => 1,
-                        '_AM_COND_ENDIF' => 1,
-                        '_AM_MAKEFILE_INCLUDE' => 1,
-                        'AC_CANONICAL_TARGET' => 1,
+                        'm4_pattern_allow' => 1,
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+                        'AM_AUTOMAKE_VERSION' => 1,
+                        'AC_CANONICAL_HOST' => 1,
+                        'AC_REQUIRE_AUX_FILE' => 1,
+                        'AM_INIT_AUTOMAKE' => 1,
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                         'AC_CONFIG_LINKS' => 1,
+                        'AC_FC_FREEFORM' => 1,
+                        'AC_CONFIG_LIBOBJ_DIR' => 1,
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                         'AM_GNU_GETTEXT' => 1,
-                        'AC_CONFIG_SUBDIRS' => 1,
-                        '_AM_COND_IF' => 1,
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-                        'AM_XGETTEXT_OPTION' => 1,
-                        'AM_PROG_MOC' => 1,
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                         'AM_NLS' => 1,
+                        'sinclude' => 1,
                         '_AM_COND_ELSE' => 1,
-                        'AC_PROG_LIBTOOL' => 1,
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+                        'm4_include' => 1,
+                        'AC_CONFIG_FILES' => 1,
+                        'AM_EXTRA_RECURSIVE_TARGETS' => 1,
                         'LT_INIT' => 1,
-                        'm4_pattern_forbid' => 1,
-                        'AC_CONFIG_HEADERS' => 1,
-                        'AC_FC_SRCEXT' => 1,
-                        'AM_PROG_CC_C_O' => 1,
-                        'AM_INIT_AUTOMAKE' => 1
+                        'AC_FC_PP_DEFINE' => 1,
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                       }
                     ], 'Autom4te::Request' )
            );
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/cifs-utils-6.12/autom4te.cache/traces.1 
new/cifs-utils-6.13/autom4te.cache/traces.1
--- old/cifs-utils-6.12/autom4te.cache/traces.1 2020-12-31 19:48:33.000000000 
+0100
+++ new/cifs-utils-6.13/autom4te.cache/traces.1 2021-04-13 01:59:33.000000000 
+0200
@@ -1,6 +1,6 @@
 m4trace:aclocal.m4:1429: -1- m4_include([aclocal/idmap.m4])
 m4trace:aclocal.m4:1430: -1- m4_include([aclocal/libcap.m4])
-m4trace:configure.ac:4: -1- AC_INIT([cifs-utils], [6.12], 
[linux-c...@vger.kernel.org], [cifs-utils], 
[https://wiki.samba.org/index.php/LinuxCIFS_utils])
+m4trace:configure.ac:4: -1- AC_INIT([cifs-utils], [6.13], 
[linux-c...@vger.kernel.org], [cifs-utils], 
[https://wiki.samba.org/index.php/LinuxCIFS_utils])
 m4trace:configure.ac:4: -1- m4_pattern_forbid([^_?A[CHUM]_])
 m4trace:configure.ac:4: -1- m4_pattern_forbid([_AC_])
 m4trace:configure.ac:4: -1- m4_pattern_forbid([^LIBOBJS$], [do not use LIBOBJS 
directly, use AC_LIBOBJ (see section `AC_LIBOBJ vs LIBOBJS'])
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/cifs-utils-6.12/cifs.upcall.c 
new/cifs-utils-6.13/cifs.upcall.c
--- old/cifs-utils-6.12/cifs.upcall.c   2020-12-31 19:26:10.000000000 +0100
+++ new/cifs-utils-6.13/cifs.upcall.c   2021-04-13 01:34:48.000000000 +0200
@@ -51,6 +51,7 @@
 #include <grp.h>
 #include <stdbool.h>
 #include <errno.h>
+#include <sched.h>
 
 #include "data_blob.h"
 #include "spnego.h"
@@ -240,6 +241,164 @@
        return credtime;
 }
 
+static struct namespace_file {
+       int nstype;
+       const char *name;
+       int fd;
+} namespace_files[] = {
+
+#ifdef CLONE_NEWCGROUP
+       { CLONE_NEWCGROUP, "cgroup", -1 },
+#endif
+
+#ifdef CLONE_NEWIPC
+       { CLONE_NEWIPC, "ipc", -1 },
+#endif
+
+#ifdef CLONE_NEWUTS
+       { CLONE_NEWUTS, "uts", -1 },
+#endif
+
+#ifdef CLONE_NEWNET
+       { CLONE_NEWNET, "net", -1 },
+#endif
+
+#ifdef CLONE_NEWPID
+       { CLONE_NEWPID, "pid", -1 },
+#endif
+
+#ifdef CLONE_NEWTIME
+       { CLONE_NEWTIME, "time", -1 },
+#endif
+
+#ifdef CLONE_NEWNS
+       { CLONE_NEWNS, "mnt", -1 },
+#endif
+
+#ifdef CLONE_NEWUSER
+       { CLONE_NEWUSER, "user", -1 },
+#endif
+};
+
+#define NS_PATH_FMT    "/proc/%d/ns/%s"
+#define NS_PATH_MAXLEN (6 + 10 + 4 + 6 + 1)
+
+/**
+ * in_same_user_ns - return true if two processes are in the same user
+ *                   namespace.
+ * @pid_a: the pid of the first process
+ * @pid_b: the pid of the second process
+ *
+ * Works by comparing the inode numbers for /proc/<pid>/user.
+ */
+static int
+in_same_user_ns(pid_t pid_a, pid_t pid_b)
+{
+       char path[NS_PATH_MAXLEN];
+       ino_t a_ino, b_ino;
+       struct stat st;
+
+       snprintf(path, sizeof(path), NS_PATH_FMT, pid_a, "user");
+       if (stat(path, &st) != 0)
+               return 0;
+       a_ino = st.st_ino;
+
+       snprintf(path, sizeof(path), NS_PATH_FMT, pid_b, "user");
+       if (stat(path, &st) != 0)
+               return 0;
+       b_ino = st.st_ino;
+
+       return a_ino == b_ino;
+}
+
+/**
+ * switch_to_process_ns - change the namespace to the one for the specified
+ *                        process.
+ * @pid: initiating pid value from the upcall string
+ *
+ * Uses setns() to switch process namespace.
+ * This ensures that we have the same access and configuration as the
+ * process that triggered the lookup.
+ */
+static int
+switch_to_process_ns(pid_t pid)
+{
+       int count = sizeof(namespace_files) / sizeof(struct namespace_file);
+       int n, err = 0;
+       int rc = 0;
+
+       /* First, open all the namespace fds.  We do this first because
+          the namespace changes might prohibit us from opening them. */
+       for (n = 0; n < count; ++n) {
+               char nspath[NS_PATH_MAXLEN];
+               int ret, fd;
+
+#ifdef CLONE_NEWUSER
+               if (namespace_files[n].nstype == CLONE_NEWUSER
+                   && in_same_user_ns(getpid(), pid)) {
+                       /* Switching to the same user namespace is forbidden,
+                          because switching to a user namespace grants all
+                          capabilities in that namespace regardless of uid. */
+                       namespace_files[n].fd = -1;
+                       continue;
+               }
+#endif
+
+               ret = snprintf(nspath, NS_PATH_MAXLEN, NS_PATH_FMT,
+                              pid, namespace_files[n].name);
+               if (ret >= NS_PATH_MAXLEN) {
+                       syslog(LOG_DEBUG, "%s: unterminated path!\n", __func__);
+                       err = ENAMETOOLONG;
+                       rc = -1;
+                       goto out;
+               }
+
+               fd = open(nspath, O_RDONLY);
+               if (fd < 0 && errno != ENOENT) {
+                       /*
+                        * don't stop on non-existing ns
+                        * but stop for other errors
+                        */
+                       err = errno;
+                       rc = -1;
+                       goto out;
+               }
+
+               namespace_files[n].fd = fd;
+       }
+
+       /* Next, call setns for each of them */
+       for (n = 0; n < count; ++n) {
+               /* skip non-existing ns */
+               if (namespace_files[n].fd < 0)
+                       continue;
+
+               rc = setns(namespace_files[n].fd, namespace_files[n].nstype);
+
+               if (rc < 0) {
+                       syslog(LOG_DEBUG, "%s: setns() failed for %s\n",
+                              __func__, namespace_files[n].name);
+                       err = errno;
+                       goto out;
+               }
+       }
+
+out:
+       /* Finally, close all the fds */
+       for (n = 0; n < count; ++n) {
+               if (namespace_files[n].fd != -1) {
+                       close(namespace_files[n].fd);
+                       namespace_files[n].fd = -1;
+               }
+       }
+
+       if (rc != 0) {
+               errno = err;
+       }
+
+       return rc;
+}
+
 #define        ENV_PATH_FMT                    "/proc/%d/environ"
 #define        ENV_PATH_MAXLEN                 (6 + 10 + 8 + 1)
 
@@ -1109,6 +1268,19 @@
        env_cachename =
                get_cachename_from_process_env(env_probe ? arg.pid : 0);
 
+       /*
+        * Change to the process's namespace. This means that things will work
+        * acceptably in containers, because we'll be looking at the correct
+        * filesystem and have the correct network configuration.
+        */
+       rc = switch_to_process_ns(arg.pid);
+       if (rc == -1) {
+               syslog(LOG_ERR, "unable to switch to process namespace: %s",
+                      strerror(errno));
+               rc = 1;
+               goto out;
+       }
+
        rc = setuid(uid);
        if (rc == -1) {
                syslog(LOG_ERR, "setuid: %s", strerror(errno));
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/cifs-utils-6.12/configure 
new/cifs-utils-6.13/configure
--- old/cifs-utils-6.12/configure       2020-12-31 19:48:32.000000000 +0100
+++ new/cifs-utils-6.13/configure       2021-04-13 01:59:31.000000000 +0200
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for cifs-utils 6.12.
+# Generated by GNU Autoconf 2.69 for cifs-utils 6.13.
 #
 # Report bugs to <linux-c...@vger.kernel.org>.
 #
@@ -580,8 +580,8 @@
 # Identity of this package.
 PACKAGE_NAME='cifs-utils'
 PACKAGE_TARNAME='cifs-utils'
-PACKAGE_VERSION='6.12'
-PACKAGE_STRING='cifs-utils 6.12'
+PACKAGE_VERSION='6.13'
+PACKAGE_STRING='cifs-utils 6.13'
 PACKAGE_BUGREPORT='linux-c...@vger.kernel.org'
 PACKAGE_URL='https://wiki.samba.org/index.php/LinuxCIFS_utils'
 
@@ -1338,7 +1338,7 @@
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures cifs-utils 6.12 to adapt to many kinds of systems.
+\`configure' configures cifs-utils 6.13 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1409,7 +1409,7 @@
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of cifs-utils 6.12:";;
+     short | recursive ) echo "Configuration of cifs-utils 6.13:";;
    esac
   cat <<\_ACEOF
 
@@ -1537,7 +1537,7 @@
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-cifs-utils configure 6.12
+cifs-utils configure 6.13
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2006,7 +2006,7 @@
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by cifs-utils $as_me 6.12, which was
+It was created by cifs-utils $as_me 6.13, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2876,7 +2876,7 @@
 
 # Define the identity of the package.
  PACKAGE='cifs-utils'
- VERSION='6.12'
+ VERSION='6.13'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -6837,7 +6837,7 @@
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by cifs-utils $as_me 6.12, which was
+This file was extended by cifs-utils $as_me 6.13, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -6904,7 +6904,7 @@
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; 
s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-cifs-utils config.status 6.12
+cifs-utils config.status 6.13
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/cifs-utils-6.12/configure.ac 
new/cifs-utils-6.13/configure.ac
--- old/cifs-utils-6.12/configure.ac    2020-12-31 19:26:10.000000000 +0100
+++ new/cifs-utils-6.13/configure.ac    2021-04-13 01:34:48.000000000 +0200
@@ -1,7 +1,7 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_INIT([cifs-utils],[6.12],[linux-c...@vger.kernel.org],[cifs-utils],[https://wiki.samba.org/index.php/LinuxCIFS_utils])
+AC_INIT([cifs-utils],[6.13],[linux-c...@vger.kernel.org],[cifs-utils],[https://wiki.samba.org/index.php/LinuxCIFS_utils])
 AC_CONFIG_SRCDIR([data_blob.h])
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_FILES([Makefile contrib/Makefile contrib/request-key.d/Makefile])

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