Segfault in alternate screen handling (#948617)

screen-altscreen.patch

@@ -0,0 +1,14 @@
+diff --git a/src/ansi.c b/src/ansi.c
+index d88e153..8df79b2 100644
+--- a/src/ansi.c
++++ b/src/ansi.c
+@@ -1438,8 +1438,8 @@ int c, intermediate;
+ 		    }
+ 		  else
+ 		    {
+-		      LeaveAltScreen(curr);
+ 		      RestoreCursor(&curr->w_alt.cursor);
++		      LeaveAltScreen(curr);
+ 		    }
+ 		  if (a1 == 47 && !i)
+ 		    curr->w_saved.on = 0;

screen.spec

@@ -4,7 +4,7 @@
 Summary: A screen manager that supports multiple logins on one terminal
 Name: screen
 Version: 4.1.0
-Release: 0.15.20120314git3c2946%{?dist}
+Release: 0.16.20120314git3c2946%{?dist}
 License: GPLv2+
 Group: Applications/System
 URL: http://www.gnu.org/software/screen
@@ -30,6 +30,7 @@ Patch7: screen-4.1.0-reattach.patch
 Patch8: screen-4.1.0-crypt.patch
 Patch9: screen-4.1.0-long-term.patch
 Patch10: screen-help-update.patch
+Patch11: screen-altscreen.patch
 
 %description
 The screen utility allows you to have multiple logins on just one
@@ -53,6 +54,7 @@ support multiple logins on one terminal.
 %patch8 -p2 -b .crypto
 %patch9 -p2 -b .long-term
 %patch10 -p2 -b .help-update
+%patch11 -p2 -b .altscreen.patch
 
 
 %build
@@ -149,6 +151,9 @@ fi
 %endif
 
 %changelog
+* Tue Jun 18 2013 Petr Hracek <phracek@redhat.com> - 4.1.0-0.16.20120314git3c2946
+- Fix: Segfault in alternate screen handling (#948617)
+
 * Fri Apr 05 2013 Petr Hracek <phracek@redhat.com> - 4.1.0-0.15.20120314git3c2946
 - correct missing help options
 
@@ -187,7 +192,7 @@ fi
 - update to git snapshot 20110328git8cf5ef
 - clear scrollback buffer before locking linux terminal (#683733)
 
-* Tue Feb 10 2011 Miroslav Lichvar <mlichvar@redhat.com> - 4.1.0-0.3.20101110git066b098
+* Thu Feb 10 2011 Miroslav Lichvar <mlichvar@redhat.com> - 4.1.0-0.3.20101110git066b098
 - move sockets back to /var/run/screen (#676663)
 
 * Wed Feb 09 2011 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 4.1.0-0.2.20101110git066b098
@@ -255,7 +260,7 @@ fi
 * Fri Jan 5 2007 Marcela Maslanova <mmaslano@redhat.com> - 4.0.3-2
 - rebuilt (change in spec file)
 
-* Wed Oct 15 2006 Marcela Maslanova <mmaslano@redhat.com> - 4.0.3-1
+* Sun Oct 15 2006 Marcela Maslanova <mmaslano@redhat.com> - 4.0.3-1
 - new version from upstream
 - ipv6 patch #198410
 
@@ -351,16 +356,16 @@ and thus, the patch isn't necessary.)
 - Comment out lines in screenrc causing screen to complain
 at startup.
 
-* Tue Jul 10 2003 Lon Hohberger <lhh@redhat.com> 3.9.15-11
+* Thu Jul 10 2003 Lon Hohberger <lhh@redhat.com> 3.9.15-11
 - Rebuilt 
 
-* Tue Jul 10 2003 Lon Hohberger <lhh@redhat.com> 3.9.15-10
+* Thu Jul 10 2003 Lon Hohberger <lhh@redhat.com> 3.9.15-10
 - Put the bindkey back in for now.
 
-* Mon Jul 01 2003 Lon Hohberger <lhh@redhat.com> 3.9.15-9
+* Tue Jul 01 2003 Lon Hohberger <lhh@redhat.com> 3.9.15-9
 - Rebuilt
 
-* Mon Jul 01 2003 Lon Hohberger <lhh@redhat.com> 3.9.15-8
+* Tue Jul 01 2003 Lon Hohberger <lhh@redhat.com> 3.9.15-8
 - Change screen's behavior to do the following: Attempt to use
 ~/.screen as the screen directory.  Failing that (ie, on files
 systems without Unix sockets support), try using /tmp/screen-<USER>.
@@ -423,10 +428,10 @@ for build 2.
 * Wed Aug 14 2002 Philip Copeland <bryce@redhat.com> 3.9.11-10
 - #65344 - doomed by utf8
 
-* Tue Aug 12 2002 Philip Copeland <bryce@redhat.com> 3.9.11-9
+* Mon Aug 12 2002 Philip Copeland <bryce@redhat.com> 3.9.11-9
 - #60597 - what /shall/ we make the defaults today?
 
-* Thu Jul 17 2002 Philip Copeland <bryce@redhat.com> 3.9.11-8
+* Wed Jul 17 2002 Philip Copeland <bryce@redhat.com> 3.9.11-8
 - Prevent the makefile from stripping the binary
 - Really get rid of the libelf dependancy
 
@@ -481,7 +486,7 @@ for build 2.
 - update to 3.9.8
 - change the .jbj patch and add some more "user" -> "auser" cases
 
-* Thu Aug 15 2000 Crutcher Dunnavant <crutcher@redhat.com>
+* Tue Aug 15 2000 Crutcher Dunnavant <crutcher@redhat.com>
 - Patched the documentation to change the 'C-a C-\' to 'C-a \',
 - which is what is the real behaviour. this fixes bug #16103
 
@@ -541,7 +546,7 @@ for build 2.
 * Wed Jun 16 1999 Bill Nottingham <notting@redhat.com>
 - force tty permissions/group
 
-* Wed Jun 5 1999 Dale Lovelace <dale@redhat.com>
+* Sat Jun 5 1999 Dale Lovelace <dale@redhat.com>
 - permissions on /etc/skel/.screenrc to 644
 
 * Mon Apr 26 1999 Bill Nottingham <notting@redhat.com>
@@ -571,7 +576,7 @@ for build 2.
 * Mon Apr 27 1998 Prospector System <bugs@redhat.com>
 - translations modified for de, fr, tr
 
-* Wed Oct 21 1997 Cristian Gafton <gafton@redhat.com>
+* Tue Oct 21 1997 Cristian Gafton <gafton@redhat.com>
 - upgraded to 3.7.4
 
 * Wed Oct 08 1997 Erik Troan <ewt@redhat.com>