- Don't chdir until after PAM bits in su (bug #197659).
This commit is contained in:
Tim Waugh
parent
a0c234b51e
commit
e6a6605f9c
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@ -221,7 +221,7 @@
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{
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#ifdef SYSLOG_FAILURE
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log_su (pw, false);
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@@ -790,10 +882,18 @@
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@@ -790,8 +882,16 @@
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modify_environment (pw, shell);
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#ifndef USE_PAM
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@ -232,8 +232,6 @@
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+#endif
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+ );
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#endif
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if (simulate_login && chdir (pw->pw_dir) != 0)
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error (0, errno, _("warning: cannot change directory to %s"), pw->pw_dir);
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- run_shell (shell, command, argv + optind, MAX (0, argc - optind), pw);
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+ run_shell (shell, command, argv + optind, MAX (0, argc - optind), pw
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@ -1,16 +1,55 @@
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--- coreutils-5.92/src/Makefile.am.pam 2005-10-24 17:58:21.000000000 +0100
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+++ coreutils-5.92/src/Makefile.am 2005-10-24 17:58:21.000000000 +0100
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@@ -93,7 +93,7 @@
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--- coreutils-5.97/doc/coreutils.texi.pam 2006-02-07 08:31:28.000000000 +0000
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+++ coreutils-5.97/doc/coreutils.texi 2006-08-23 10:45:26.000000000 +0100
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@@ -12768,8 +12768,11 @@
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@findex syslog
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@command{su} can optionally be compiled to use @code{syslog} to report
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failed, and optionally successful, @command{su} attempts. (If the system
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-supports @code{syslog}.) However, GNU @command{su} does not check if the
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-user is a member of the @code{wheel} group; see below.
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+supports @code{syslog}.)
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+
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+This version of @command{su} has support for using PAM for
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+authentication. You can edit @file{/etc/pam.d/su} to customize its
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+behaviour.
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uptime_LDADD = $(LDADD) $(GETLOADAVG_LIBS)
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The program accepts the following options. Also see @ref{Common options}.
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-su_LDADD = $(LDADD) $(LIB_CRYPT)
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+su_LDADD = $(LDADD) $(LIB_CRYPT) @LIB_PAM@
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@@ -12850,33 +12853,6 @@
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the exit status of the subshell otherwise
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@end display
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$(PROGRAMS): ../lib/libcoreutils.a
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-@cindex wheel group, not supported
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-@cindex group wheel, not supported
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-@cindex fascism
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-@subsection Why GNU @command{su} does not support the @samp{wheel} group
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-
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-(This section is by Richard Stallman.)
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-
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-@cindex Twenex
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-@cindex MIT AI lab
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-Sometimes a few of the users try to hold total power over all the
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-rest. For example, in 1984, a few users at the MIT AI lab decided to
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-seize power by changing the operator password on the Twenex system and
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-keeping it secret from everyone else. (I was able to thwart this coup
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-and give power back to the users by patching the kernel, but I
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-wouldn't know how to do that in Unix.)
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-
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-However, occasionally the rulers do tell someone. Under the usual
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-@command{su} mechanism, once someone learns the root password who
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-sympathizes with the ordinary users, he or she can tell the rest. The
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-``wheel group'' feature would make this impossible, and thus cement the
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-power of the rulers.
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-
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-I'm on the side of the masses, not that of the rulers. If you are
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-used to supporting the bosses and sysadmins in whatever they do, you
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-might find this idea strange at first.
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-
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-
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@node Process control
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@chapter Process control
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--- coreutils-5.92/src/su.c.pam 2005-10-24 17:58:21.000000000 +0100
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+++ coreutils-5.92/src/su.c 2005-10-24 18:06:22.000000000 +0100
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--- coreutils-5.97/src/su.c.pam 2006-08-23 10:45:26.000000000 +0100
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+++ coreutils-5.97/src/su.c 2006-08-23 10:45:33.000000000 +0100
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@@ -38,6 +38,16 @@
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restricts who can su to UID 0 accounts. RMS considers that to
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be fascist.
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@ -329,72 +368,33 @@
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}
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/* Return true if SHELL is a restricted shell (one not returned by
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@@ -550,9 +758,11 @@
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@@ -550,9 +758,9 @@
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shell = xstrdup (shell ? shell : pw->pw_shell);
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modify_environment (pw, shell);
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+#ifndef USE_PAM
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change_identity (pw);
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- if (simulate_login && chdir (pw->pw_dir) != 0)
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- error (0, errno, _("warning: cannot change directory to %s"), pw->pw_dir);
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+#endif
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if (simulate_login && chdir (pw->pw_dir) != 0)
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error (0, errno, _("warning: cannot change directory to %s"), pw->pw_dir);
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- run_shell (shell, command, argv + optind, MAX (0, argc - optind));
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+ run_shell (shell, command, argv + optind, MAX (0, argc - optind), pw);
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}
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--- coreutils-5.92/doc/coreutils.texi.pam 2005-10-16 08:26:21.000000000 +0100
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+++ coreutils-5.92/doc/coreutils.texi 2005-10-24 17:58:21.000000000 +0100
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@@ -12746,8 +12746,11 @@
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@findex syslog
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@command{su} can optionally be compiled to use @code{syslog} to report
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failed, and optionally successful, @command{su} attempts. (If the system
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-supports @code{syslog}.) However, GNU @command{su} does not check if the
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-user is a member of the @code{wheel} group; see below.
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+supports @code{syslog}.)
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+
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+This version of @command{su} has support for using PAM for
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+authentication. You can edit @file{/etc/pam.d/su} to customize its
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+behaviour.
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--- coreutils-5.97/src/Makefile.am.pam 2006-08-23 10:45:26.000000000 +0100
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+++ coreutils-5.97/src/Makefile.am 2006-08-23 10:45:26.000000000 +0100
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@@ -92,7 +92,7 @@
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The program accepts the following options. Also see @ref{Common options}.
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uptime_LDADD = $(LDADD) $(GETLOADAVG_LIBS)
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@@ -12828,33 +12831,6 @@
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the exit status of the subshell otherwise
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@end display
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-su_LDADD = $(LDADD) $(LIB_CRYPT)
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+su_LDADD = $(LDADD) $(LIB_CRYPT) @LIB_PAM@
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-@cindex wheel group, not supported
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-@cindex group wheel, not supported
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-@cindex fascism
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-@subsection Why GNU @command{su} does not support the @samp{wheel} group
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-
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-(This section is by Richard Stallman.)
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-
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-@cindex Twenex
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-@cindex MIT AI lab
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-Sometimes a few of the users try to hold total power over all the
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-rest. For example, in 1984, a few users at the MIT AI lab decided to
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-seize power by changing the operator password on the Twenex system and
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-keeping it secret from everyone else. (I was able to thwart this coup
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-and give power back to the users by patching the kernel, but I
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-wouldn't know how to do that in Unix.)
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-
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-However, occasionally the rulers do tell someone. Under the usual
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-@command{su} mechanism, once someone learns the root password who
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-sympathizes with the ordinary users, he or she can tell the rest. The
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-``wheel group'' feature would make this impossible, and thus cement the
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-power of the rulers.
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-
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-I'm on the side of the masses, not that of the rulers. If you are
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-used to supporting the bosses and sysadmins in whatever they do, you
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-might find this idea strange at first.
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-
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-
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@node Process control
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@chapter Process control
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$(PROGRAMS): ../lib/libcoreutils.a
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--- coreutils-5.92/configure.ac.pam 2005-10-24 17:58:21.000000000 +0100
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+++ coreutils-5.92/configure.ac 2005-10-24 17:58:21.000000000 +0100
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@@ -28,6 +28,13 @@
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--- coreutils-5.97/configure.ac.pam 2006-08-23 10:45:26.000000000 +0100
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+++ coreutils-5.97/configure.ac 2006-08-23 10:45:26.000000000 +0100
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@@ -27,6 +27,13 @@
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AB_INIT()
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AM_INIT_AUTOMAKE([1.8.3 gnits dist-bzip2])
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@ -408,9 +408,9 @@
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gl_DEFAULT_POSIX2_VERSION
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gl_USE_SYSTEM_EXTENSIONS
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gl_PERL
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--- coreutils-5.92/config.hin.pam 2005-10-24 17:58:21.000000000 +0100
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+++ coreutils-5.92/config.hin 2005-10-24 17:58:21.000000000 +0100
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@@ -1526,6 +1526,9 @@
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--- coreutils-5.97/config.hin.pam 2006-08-23 10:45:26.000000000 +0100
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+++ coreutils-5.97/config.hin 2006-08-23 10:45:26.000000000 +0100
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@@ -1537,6 +1537,9 @@
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/* Define if you want access control list support. */
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#undef USE_ACL
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@ -1,7 +1,7 @@
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Summary: The GNU core utilities: a set of tools commonly used in shell scripts
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Name: coreutils
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Version: 5.97
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Release: 7
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Release: 8
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License: GPL
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Group: System Environment/Base
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Url: http://www.gnu.org/software/coreutils/
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@ -280,6 +280,9 @@ fi
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/sbin/runuser
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%changelog
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* Wed Aug 23 2006 Tim Waugh <twaugh@redhat.com> 5.97-8
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- Don't chdir until after PAM bits in su (bug #197659).
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* Tue Aug 15 2006 Tim Waugh <twaugh@redhat.com> 5.97-7
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- Fixed 'sort -b' multibyte problem (bug #199986).
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