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SUSE:SLE-12-SP1:GA
ruby2.1.277
CVE-2014-8090.patch
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File CVE-2014-8090.patch of Package ruby2.1.277
diff -Naur a/lib/rexml/document.rb b/lib/rexml/document.rb --- a/lib/rexml/document.rb 2013-04-23 10:41:56.000000000 +0200 +++ b/lib/rexml/document.rb 2014-12-18 17:23:47.100501863 +0100 @@ -278,6 +278,10 @@ end end + def document + self + end + private def build( source ) Parsers::TreeParser.new( source, self ).parse diff -Naur a/lib/rexml/entity.rb b/lib/rexml/entity.rb --- a/lib/rexml/entity.rb 2014-12-18 17:26:52.090512517 +0100 +++ b/lib/rexml/entity.rb 2014-12-18 17:23:47.100501863 +0100 @@ -157,6 +157,7 @@ # This is a set of entity constants -- the ones defined in the XML # specification. These are +gt+, +lt+, +amp+, +quot+ and +apos+. + # CAUTION: these entities does not have parent and document module EntityConst # +>+ GT = Entity.new( 'gt', '>' ) diff -Naur a/test/rexml/test_document.rb b/test/rexml/test_document.rb --- a/test/rexml/test_document.rb 2014-12-18 17:26:52.090512517 +0100 +++ b/test/rexml/test_document.rb 2014-12-18 17:25:45.342508673 +0100 @@ -47,6 +47,22 @@ </member> EOF + XML_WITH_NESTED_EMPTY_ENTITY = <<EOF +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE member [ + <!ENTITY a "&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;"> + <!ENTITY b "&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;"> + <!ENTITY c "&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;"> + <!ENTITY d "&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;"> + <!ENTITY e "&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;"> + <!ENTITY f "&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;"> + <!ENTITY g ""> +]> +<member> +&a; +</member> +EOF + XML_WITH_NESTED_PARAMETER_ENTITY = <<EOF <!DOCTYPE root [ <!ENTITY % a "BOOM.BOOM.BOOM.BOOM.BOOM.BOOM.BOOM.BOOM.BOOM."> @@ -57,7 +73,21 @@ <!ENTITY % f "%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;"> <!ENTITY % g "%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;"> <!ENTITY test "test %g;"> -+]> +]> +<cd></cd> +EOF + + XML_WITH_NESTED_EMPTY_PARAMETER_ENTITY = <<EOF +<!DOCTYPE root [ + <!ENTITY % a ""> + <!ENTITY % b "%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;"> + <!ENTITY % c "%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;"> + <!ENTITY % d "%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;"> + <!ENTITY % e "%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;"> + <!ENTITY % f "%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;"> + <!ENTITY % g "%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;"> + <!ENTITY test "test %g;"> +]> <cd></cd> EOF @@ -87,6 +117,18 @@ end assert_equal(101, doc.entity_expansion_count) + doc = REXML::Document.new(XML_WITH_NESTED_EMPTY_ENTITY) + assert_raise(RuntimeError) do + doc.root.children.first.value + end + REXML::Document.entity_expansion_limit = 100 + assert_equal(100, REXML::Document.entity_expansion_limit) + doc = REXML::Document.new(XML_WITH_NESTED_EMPTY_ENTITY) + assert_raise(RuntimeError) do + doc.root.children.first.value + end + assert_equal(101, doc.entity_expansion_count) + REXML::Security.entity_expansion_limit = 4 doc = REXML::Document.new(XML_WITH_4_ENTITY_EXPANSION) assert_equal("\na\na a\n<\n", doc.root.children.first.value) @@ -95,6 +137,15 @@ assert_raise(RuntimeError) do doc.root.children.first.value end + + assert_raise(REXML::ParseException) do + REXML::Document.new(XML_WITH_NESTED_EMPTY_PARAMETER_ENTITY) + end + REXML::Document.entity_expansion_limit = 100 + assert_equal(100, REXML::Document.entity_expansion_limit) + assert_raise(REXML::ParseException) do + REXML::Document.new(XML_WITH_NESTED_EMPTY_PARAMETER_ENTITY) + end ensure REXML::Security.entity_expansion_limit = 10000 end
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