Fix a crash in nested pipeline in lastpipe mode

Resolves: #1349430

bash.spec

@@ -1,6 +1,6 @@
 #% define beta_tag rc2
 %global _hardened_build 1
-%define patchleveltag .42
+%define patchleveltag .43
 %define baseversion 4.3
 %bcond_without tests
 %{!?_pkgdocdir: %global _pkgdocdir %{_docdir}/%{name}-%{version}}
@@ -8,7 +8,7 @@
 Version: %{baseversion}%{patchleveltag}
 Name: bash
 Summary: The GNU Bourne Again shell
-Release: 5%{?dist}
+Release: 1%{?dist}
 Group: System Environment/Shells
 License: GPLv3+
 Url: http://www.gnu.org/software/bash
@@ -73,7 +73,7 @@ Patch039: ftp://ftp.gnu.org/gnu/bash/bash-4.3-patches/bash43-039
 Patch040: ftp://ftp.gnu.org/gnu/bash/bash-4.3-patches/bash43-040
 Patch041: ftp://ftp.gnu.org/gnu/bash/bash-4.3-patches/bash43-041
 Patch042: ftp://ftp.gnu.org/gnu/bash/bash-4.3-patches/bash43-042
-
+Patch043: ftp://ftp.gnu.org/gnu/bash/bash-4.3-patches/bash43-043
 
 # Other patches
 Patch101: bash-2.02-security.patch
@@ -211,6 +211,7 @@ This package contains documentation files for %{name}.
 %patch040 -p0 -b .040
 %patch041 -p0 -b .041
 %patch042 -p0 -b .042
+%patch043 -p0 -b .043
 
 # Other patches
 %patch101 -p1 -b .security
@@ -446,6 +447,10 @@ end
 %doc doc/*.ps doc/*.0 doc/*.html doc/article.txt
 
 %changelog
+* Thu Jun 23 2016 Siteshwar Vashisht <svashisht@redhat.com> - 4.3.43-1
+- Fix a crash in nested pipeline in lastpipe mode
+  Resolves: #1349430
+
 * Tue May 17 2016 Siteshwar Vashisht <svashisht@redhat.com> - 4.3.42-5
 - Do not set terminate_immediately and interrupt_immediately while expanding tilda
   Resolves: #1336800

bash43-043

@@ -0,0 +1,59 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.3
+Patch-ID:	bash43-043
+
+Bug-Reported-by:	lolilolicon <lolilolicon@gmail.com>
+Bug-Reference-ID:	<CAMtVo_MF16KWanCB4C8WxA88Qt26zWsvV6V7+_U2fM0E6tCDxw@mail.gmail.com>
+Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2014-08/msg00040.html
+
+Bug-Description:
+
+When the lastpipe option is enabled, the last component can contain nested
+pipelines and cause a segmentation fault under certain circumestances.
+
+Patch (apply with `patch -p0'):
+
+*** ../bash-4.3-patched/execute_cmd.c	2014-07-30 10:26:52.000000000 -0400
+--- execute_cmd.c	2014-08-15 08:55:24.000000000 -0400
+***************
+*** 2406,2412 ****
+      {
+  #if defined (JOB_CONTROL)
+!       append_process (savestring (the_printed_command), dollar_dollar_pid, exec_result, lastpipe_jid);
+! #endif
+        lstdin = wait_for (lastpid);
+  #if defined (JOB_CONTROL)
+        /* If wait_for removes the job from the jobs table, use result of last
+--- 2433,2447 ----
+      {
+  #if defined (JOB_CONTROL)
+!       if (INVALID_JOB (lastpipe_jid) == 0)
+!         {
+!           append_process (savestring (the_printed_command_except_trap), dollar_dollar_pid, exec_result, lastpipe_jid);
+!           lstdin = wait_for (lastpid);
+!         }
+!       else
+!         lstdin = wait_for_single_pid (lastpid);		/* checks bgpids list */
+! #else
+        lstdin = wait_for (lastpid);
++ #endif
++ 
+  #if defined (JOB_CONTROL)
+        /* If wait_for removes the job from the jobs table, use result of last
+*** ../bash-4.3/patchlevel.h	2012-12-29 10:47:57.000000000 -0500
+--- patchlevel.h	2014-03-20 20:01:28.000000000 -0400
+***************
+*** 26,30 ****
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 42
+  
+  #endif /* _PATCHLEVEL_H_ */
+--- 26,30 ----
+     looks for to find the patch level (for the sccs version string). */
+  
+! #define PATCHLEVEL 43
+  
+  #endif /* _PATCHLEVEL_H_ */