File rubygem-tzinfo-CVE-2022-31163.patch of Package rubygem-tzinfo.25201

diff --git a/lib/tzinfo/ruby_data_source.rb b/lib/tzinfo/ruby_data_source.rb
index b5a67524..b8a34e78 100644
--- a/lib/tzinfo/ruby_data_source.rb
+++ b/lib/tzinfo/ruby_data_source.rb
@@ -38,7 +38,7 @@ def initialize
     # Raises InvalidTimezoneIdentifier if the timezone is not found or the 
     # identifier is invalid.
     def load_timezone_info(identifier)
-      raise InvalidTimezoneIdentifier, 'Invalid identifier' if identifier !~ /^[A-Za-z0-9\+\-_]+(\/[A-Za-z0-9\+\-_]+)*$/
+      raise InvalidTimezoneIdentifier, 'Invalid identifier' if identifier !~ /\A[A-Za-z0-9\+\-_]+(\/[A-Za-z0-9\+\-_]+)*\z/
       
       identifier = identifier.gsub(/-/, '__m__').gsub(/\+/, '__p__')