new file mode 100644
@@ -0,0 +1,97 @@
+From da7a0c7553ef7250ca665a3fecdc01dbaacbb43d Mon Sep 17 00:00:00 2001
+From: Nobuyoshi Nakada <nobu@...>
+Date: Mon, 15 Apr 2024 11:40:00 +0000
+Subject: [PATCH] Filter marshaled objets
+
+CVE: CVE-2024-27281
+Upstream-Status: Backport [https://github.com/ruby/rdoc/commit/da7a0c7553ef7250ca665a3fecdc01dbaacbb43d]
+Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
+---
+ lib/rdoc/store.rb | 45 ++++++++++++++++++++++++++-------------------
+ 1 file changed, 26 insertions(+), 19 deletions(-)
+
+diff --git a/lib/rdoc/store.rb b/lib/rdoc/store.rb
+index 9fc540d..5b663d7 100644
+--- a/lib/rdoc/store.rb
++++ b/lib/rdoc/store.rb
+@@ -556,9 +556,7 @@ class RDoc::Store
+ def load_cache
+ #orig_enc = @encoding
+
+- File.open cache_path, 'rb' do |io|
+- @cache = Marshal.load io
+- end
++ @cache = marshal_load(cache_path)
+
+ load_enc = @cache[:encoding]
+
+@@ -615,9 +613,7 @@ class RDoc::Store
+ def load_class_data klass_name
+ file = class_file klass_name
+
+- File.open file, 'rb' do |io|
+- Marshal.load io
+- end
++ marshal_load(file)
+ rescue Errno::ENOENT => e
+ error = MissingFileError.new(self, file, klass_name)
+ error.set_backtrace e.backtrace
+@@ -630,14 +626,10 @@ class RDoc::Store
+ def load_method klass_name, method_name
+ file = method_file klass_name, method_name
+
+- File.open file, 'rb' do |io|
+- obj = Marshal.load io
+- obj.store = self
+- obj.parent =
+- find_class_or_module(klass_name) || load_class(klass_name) unless
+- obj.parent
+- obj
+- end
++ obj = marshal_load(file)
++ obj.store = self
++ obj.parent ||= find_class_or_module(klass_name) || load_class(klass_name)
++ obj
+ rescue Errno::ENOENT => e
+ error = MissingFileError.new(self, file, klass_name + method_name)
+ error.set_backtrace e.backtrace
+@@ -650,11 +642,9 @@ class RDoc::Store
+ def load_page page_name
+ file = page_file page_name
+
+- File.open file, 'rb' do |io|
+- obj = Marshal.load io
+- obj.store = self
+- obj
+- end
++ obj = marshal_load(file)
++ obj.store = self
++ obj
+ rescue Errno::ENOENT => e
+ error = MissingFileError.new(self, file, page_name)
+ error.set_backtrace e.backtrace
+@@ -976,4 +966,21 @@ class RDoc::Store
+ @unique_modules
+ end
+
++ private
++ def marshal_load(file)
++ File.open(file, 'rb') {|io| Marshal.load(io, MarshalFilter)}
++ end
++
++ MarshalFilter = proc do |obj|
++ case obj
++ when true, false, nil, Array, Class, Encoding, Hash, Integer, String, Symbol, RDoc::Text
++ else
++ unless obj.class.name.start_with("RDoc::")
++ raise TypeError, "not permitted class: #{obj.class.name}"
++ end
++ end
++ obj
++ end
++ private_constant :MarshalFilter
++
+ end
+--
+2.25.1
+
@@ -33,6 +33,7 @@ SRC_URI = "http://cache.ruby-lang.org/pub/ruby/${SHRT_VER}/ruby-${PV}.tar.gz \
file://0001-fiddle-Use-C11-_Alignof-to-define-ALIGN_OF-when-poss.patch \
file://CVE-2023-36617_1.patch \
file://CVE-2023-36617_2.patch \
+ file://CVE-2024-27281.patch \
"
UPSTREAM_CHECK_URI = "https://www.ruby-lang.org/en/downloads/"