Fix crash in regexec() if REG_STARTEND option is set and pmatch argument is NULL

pcre-8.38-Give-error-for-regexec-with-pmatch-NULL-and-REG_STAR.patch

@@ -0,0 +1,28 @@
+From 108377b836fc29a84f5286287629d96549b1c777 Mon Sep 17 00:00:00 2001
+From: ph10 <ph10@2f5784b3-3f2a-0410-8824-cb99058d5e15>
+Date: Sun, 29 Nov 2015 17:38:25 +0000
+Subject: [PATCH 3/5] Give error for regexec with pmatch=NULL and REG_STARTEND
+ set.
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+git-svn-id: svn://vcs.exim.org/pcre/code/trunk@1614 2f5784b3-3f2a-0410-8824-cb99058d5e15
+
+Petr Písař: Ported to 8.38.
+
+diff --git a/pcreposix.c b/pcreposix.c
+index f024423..dcc13ef 100644
+--- a/pcreposix.c
++++ b/pcreposix.c
+@@ -364,6 +364,7 @@ start location rather than being passed as a PCRE "starting offset". */
+ 
+ if ((eflags & REG_STARTEND) != 0)
+   {
++  if (pmatch == NULL) return REG_INVARG; 
+   so = pmatch[0].rm_so;
+   eo = pmatch[0].rm_eo;
+   }
+-- 
+2.4.3
+

pcre.spec

@@ -41,6 +41,9 @@ Patch3:     pcre-8.38-Fix-negated-POSIX-class-within-negated-overall-class.patch
 # qualifier with auto-callouts, upstream bug #1724,
 # fixed in upstream after 8.38
 Patch4:     pcre-8.38-Fix-bug-for-isolated-E-between-an-item-and-its-quali.patch
+# Fix crash in regexec() if REG_STARTEND option is set and pmatch argument is
+# NULL, upstream bug #1727, fixed in upstream after 8.38
+Patch5:     pcre-8.38-Give-error-for-regexec-with-pmatch-NULL-and-REG_STAR.patch
 BuildRequires:  readline-devel
 BuildRequires:  autoconf
 BuildRequires:  automake
@@ -94,6 +97,7 @@ Utilities demonstrating PCRE capabilities like pcregrep or pcretest.
 %patch2 -p1
 %patch3 -p1
 %patch4 -p1
+%patch5 -p1
 # Because of rpath patch
 libtoolize --copy --force
 autoreconf -vif
@@ -170,6 +174,8 @@ make %{?_smp_mflags} check VERBOSE=yes
   (upstream bug #1732)
 - Fix compiling expressions with an isolated \E between an item and its
   qualifier with auto-callouts (upstream bug #1724)
+- Fix crash in regexec() if REG_STARTEND option is set and pmatch argument is
+  NULL (upstream bug #1727)
 
 * Fri Nov 27 2015 Petr Pisar <ppisar@redhat.com> - 8.38-2
 - Fix compiling comments with auto-callouts