Update Module-Load-Conditional to CPAN version 0.66

  [DELTA]

0.66    Wed Jul 27 08:22:53 BST 2016

* Add FORCE_SAFE_INC option to fix CVE-2016-1238

1 files changed, 20 insertions, 2 deletions

diff --git a/cpan/Module-Load-Conditional/lib/Module/Load/Conditional.pm b/cpan/Module-Load-Conditional/lib/Module/Load/Conditional.pm
index ace55ad845..592bfbb073 100644
--- a/cpan/Module-Load-Conditional/lib/Module/Load/Conditional.pm
+++ b/cpan/Module-Load-Conditional/lib/Module/Load/Conditional.pm
@@ -19,14 +19,15 @@ use constant QUOTE    => do { ON_WIN32 ? q["] : q['] };
 
 BEGIN {
     use vars        qw[ $VERSION @ISA $VERBOSE $CACHE @EXPORT_OK $DEPRECATED
-                        $FIND_VERSION $ERROR $CHECK_INC_HASH];
+                        $FIND_VERSION $ERROR $CHECK_INC_HASH $FORCE_SAFE_INC ];
     use Exporter;
     @ISA            = qw[Exporter];
-    $VERSION        = '0.64';
+    $VERSION        = '0.66';
     $VERBOSE        = 0;
     $DEPRECATED     = 0;
     $FIND_VERSION   = 1;
     $CHECK_INC_HASH = 0;
+    $FORCE_SAFE_INC = 0;
     @EXPORT_OK      = qw[check_install can_load requires];
 }
 
@@ -201,6 +202,9 @@ sub check_install {
     ### so scan the dirs
     unless( $filename ) {
 
+        local @INC = @INC;
+        pop @INC if $FORCE_SAFE_INC && $INC[-1] eq '.';
+
         DIR: for my $dir ( @INC ) {
 
             my $fh;
@@ -307,6 +311,8 @@ sub check_install {
     }
 
     if ( $DEPRECATED and "$]" >= 5.011 ) {
+        local @INC = @INC;
+        pop @INC if $INC[-1] eq '.';
         require Module::CoreList;
         require Config;
 
@@ -444,6 +450,9 @@ sub can_load {
 
             if ( $CACHE->{$mod}->{uptodate} ) {
 
+                local @INC = @INC;
+                pop @INC if $FORCE_SAFE_INC && $INC[-1] eq '.';
+
                 if ( $args->{autoload} ) {
                     my $who = (caller())[0];
                     eval { autoload_remote $who, $mod };
@@ -509,6 +518,9 @@ sub requires {
         return undef;
     }
 
+    local @INC = @INC;
+    pop @INC if $FORCE_SAFE_INC && $INC[-1] eq '.';
+
     my $lib = join " ", map { qq["-I$_"] } @INC;
     my $oneliner = 'print(join(qq[\n],map{qq[BONG=$_]}keys(%INC)),qq[\n])';
     my $cmd = join '', qq["$^X" $lib -M$who -e], QUOTE, $oneliner, QUOTE;
@@ -562,6 +574,12 @@ you.
 
 The default is 0;
 
+=head2 $Module::Load::Conditional::FORCE_SAFE_INC
+
+This controls whether C<Module::Load::Conditional> sanitises C<@INC>
+by removing "C<.>". The current default setting is C<0>, but this
+may change in a future release.
+
 =head2 $Module::Load::Conditional::CACHE
 
 This holds the cache of the C<can_load> function. If you explicitly