https://git.ruby-lang.org/ruby.git/commit/?id=03fe7da186

From 03fe7da186ff239a3cebaca3f2ce1e1c4b7d243f Mon Sep 17 00:00:00 2001
From: Dmytro Shyrshov <shirshov.dmitriy@g...>
Date: Thu, 20 Feb 2020 22:07:40 +0200
Subject: [rubygems/rubygems] Allow spaces in file headers during octal check

https://github.com/rubygems/rubygems/commit/e9e25731d8

diff --git a/lib/rubygems/package/tar_header.rb b/lib/rubygems/package/tar_header.rb
index c376127..83a208b 100644
--- a/lib/rubygems/package/tar_header.rb
+++ b/lib/rubygems/package/tar_header.rb
@@ -126,7 +126,8 @@ class Gem::Package::TarHeader https://github.com/ruby/ruby/blob/trunk/lib/rubygems/package/tar_header.rb#L126
   end
 
   def self.strict_oct(str)
-    return str.oct if str =~ /\A[0-7]*\z/
+    return str.strip.oct if str.strip =~ /\A[0-7]*\z/
+
     raise ArgumentError, "#{str.inspect} is not an octal string"
   end
 
diff --git a/test/rubygems/test_gem_package_tar_header.rb b/test/rubygems/test_gem_package_tar_header.rb
index 7e59073..3629e6b 100644
--- a/test/rubygems/test_gem_package_tar_header.rb
+++ b/test/rubygems/test_gem_package_tar_header.rb
@@ -205,4 +205,23 @@ tjmather\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00 https://github.com/ruby/ruby/blob/trunk/test/rubygems/test_gem_package_tar_header.rb#L205
     assert_equal 6932, tar_header.checksum
   end
 
+  def test_spaces_in_headers
+    stream = StringIO.new(
+      <<-EOF.dup.force_encoding('binary').split("\n").join
+Access_Points_09202018.csv
+\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00
+\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00
+\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00
+\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00
+\x00\x00100777 \x00     0 \x00     0 \x00       4357 13545040367  104501
+\x000
+      EOF
+    )
+
+    tar_header = Gem::Package::TarHeader.from stream
+
+    assert_equal 0, tar_header.uid
+    assert_equal 0, tar_header.gid
+  end
+
 end
-- 
cgit v0.10.2


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