gnu: ruby-2.3.4: Fix CVE-2017-{0899,0900,0901,0902}.

* gnu/packages/patches/ruby-2.3.4-rubygems-2613-ruby23.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/ruby.scm (ruby-2.3.4)[source]: Use it.
This commit is contained in:
Ben Woodcroft 2017-08-31 10:21:36 +08:00
parent 9770cbf9e2
commit db542518b3
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3 changed files with 357 additions and 0 deletions

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@ -989,6 +989,7 @@ dist_patch_DATA = \
%D%/packages/patches/ruby-concurrent-test-arm.patch \ %D%/packages/patches/ruby-concurrent-test-arm.patch \
%D%/packages/patches/ruby-rubygems-2612-ruby24.patch \ %D%/packages/patches/ruby-rubygems-2612-ruby24.patch \
%D%/packages/patches/ruby-rubygems-2613-ruby24.patch \ %D%/packages/patches/ruby-rubygems-2613-ruby24.patch \
%D%/packages/patches/ruby-2.3.4-rubygems-2613-ruby23.patch \
%D%/packages/patches/ruby-rack-ignore-failing-test.patch \ %D%/packages/patches/ruby-rack-ignore-failing-test.patch \
%D%/packages/patches/ruby-tzinfo-data-ignore-broken-test.patch\ %D%/packages/patches/ruby-tzinfo-data-ignore-broken-test.patch\
%D%/packages/patches/rxvt-unicode-escape-sequences.patch \ %D%/packages/patches/rxvt-unicode-escape-sequences.patch \

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@ -0,0 +1,355 @@
diff --git lib/rubygems.rb lib/rubygems.rb
index 04031c765c..9c0219ce06 100644
--- ruby-2.3.4/lib/rubygems.rb
+++ ruby-2.3.4/lib/rubygems.rb
@@ -10,7 +10,7 @@
require 'thread'
module Gem
- VERSION = '2.5.2'
+ VERSION = '2.5.2.1'
end
# Must be first since it unloads the prelude from 1.9.2
diff --git lib/rubygems/commands/query_command.rb lib/rubygems/commands/query_command.rb
index d6196b44ed..61e9808860 100644
--- ruby-2.3.4/lib/rubygems/commands/query_command.rb
+++ ruby-2.3.4/lib/rubygems/commands/query_command.rb
@@ -226,7 +226,7 @@ def output_versions output, versions
end
end
- output << make_entry(matching_tuples, platforms)
+ output << clean_text(make_entry(matching_tuples, platforms))
end
end
@@ -344,7 +344,8 @@ def spec_platforms entry, platforms
end
def spec_summary entry, spec
- entry << "\n\n" << format_text(spec.summary, 68, 4)
+ summary = truncate_text(spec.summary, "the summary for #{spec.full_name}")
+ entry << "\n\n" << format_text(summary, 68, 4)
end
end
diff --git lib/rubygems/installer.rb lib/rubygems/installer.rb
index 85358e0d1a..709b77d126 100644
--- ruby-2.3.4/lib/rubygems/installer.rb
+++ ruby-2.3.4/lib/rubygems/installer.rb
@@ -693,6 +693,11 @@ def verify_gem_home(unpack = false) # :nodoc:
unpack or File.writable?(gem_home)
end
+ def verify_spec_name
+ return if spec.name =~ Gem::Specification::VALID_NAME_PATTERN
+ raise Gem::InstallError, "#{spec} has an invalid name"
+ end
+
##
# Return the text for an application file.
@@ -812,6 +817,8 @@ def pre_install_checks
ensure_loadable_spec
+ verify_spec_name
+
if options[:install_as_default]
Gem.ensure_default_gem_subdirectories gem_home
else
diff --git lib/rubygems/remote_fetcher.rb lib/rubygems/remote_fetcher.rb
index fda1e067ef..254bebfadf 100644
--- ruby-2.3.4/lib/rubygems/remote_fetcher.rb
+++ ruby-2.3.4/lib/rubygems/remote_fetcher.rb
@@ -104,7 +104,7 @@ def api_endpoint(uri)
else
target = res.target.to_s.strip
- if /\.#{Regexp.quote(host)}\z/ =~ target
+ if URI("http://" + target).host.end_with?(".#{host}")
return URI.parse "#{uri.scheme}://#{target}#{uri.path}"
end
diff --git lib/rubygems/specification.rb lib/rubygems/specification.rb
index 8e2557cdb2..dd4fde1776 100644
--- ruby-2.3.4/lib/rubygems/specification.rb
+++ ruby-2.3.4/lib/rubygems/specification.rb
@@ -108,6 +108,8 @@ class Gem::Specification < Gem::BasicSpecification
private_constant :LOAD_CACHE if defined? private_constant
+ VALID_NAME_PATTERN = /\A[a-zA-Z0-9\.\-\_]+\z/ # :nodoc:
+
# :startdoc:
##
@@ -2665,9 +2667,15 @@ def validate packaging = true
end
end
- unless String === name then
+ if !name.is_a?(String) then
raise Gem::InvalidSpecificationException,
- "invalid value for attribute name: \"#{name.inspect}\""
+ "invalid value for attribute name: \"#{name.inspect}\" must be a string"
+ elsif name !~ /[a-zA-Z]/ then
+ raise Gem::InvalidSpecificationException,
+ "invalid value for attribute name: #{name.dump} must include at least one letter"
+ elsif name !~ VALID_NAME_PATTERN then
+ raise Gem::InvalidSpecificationException,
+ "invalid value for attribute name: #{name.dump} can only include letters, numbers, dashes, and underscores"
end
if raw_require_paths.empty? then
diff --git lib/rubygems/text.rb lib/rubygems/text.rb
index 732f1b99f2..b944b62c27 100644
--- ruby-2.3.4/lib/rubygems/text.rb
+++ ruby-2.3.4/lib/rubygems/text.rb
@@ -6,13 +6,26 @@
module Gem::Text
+ ##
+ # Remove any non-printable characters and make the text suitable for
+ # printing.
+ def clean_text(text)
+ text.gsub(/[\000-\b\v-\f\016-\037\177]/, ".".freeze)
+ end
+
+ def truncate_text(text, description, max_length = 100_000)
+ raise ArgumentError, "max_length must be positive" unless max_length > 0
+ return text if text.size <= max_length
+ "Truncating #{description} to #{max_length.to_s.reverse.gsub(/...(?=.)/,'\&,').reverse} characters:\n" + text[0, max_length]
+ end
+
##
# Wraps +text+ to +wrap+ characters and optionally indents by +indent+
# characters
def format_text(text, wrap, indent=0)
result = []
- work = text.dup
+ work = clean_text(text)
while work.length > wrap do
if work =~ /^(.{0,#{wrap}})[ \n]/ then
diff --git test/rubygems/test_gem_commands_query_command.rb test/rubygems/test_gem_commands_query_command.rb
index 78c15a1770..9ec715492f 100644
--- ruby-2.3.4/test/rubygems/test_gem_commands_query_command.rb
+++ ruby-2.3.4/test/rubygems/test_gem_commands_query_command.rb
@@ -116,6 +116,86 @@ def test_execute_details
This is a lot of text. This is a lot of text. This is a lot of text.
This is a lot of text.
+pl (1)
+ Platform: i386-linux
+ Author: A User
+ Homepage: http://example.com
+
+ this is a summary
+ EOF
+
+ assert_equal expected, @ui.output
+ assert_equal '', @ui.error
+ end
+
+ def test_execute_details_cleans_text
+ spec_fetcher do |fetcher|
+ fetcher.spec 'a', 2 do |s|
+ s.summary = 'This is a lot of text. ' * 4
+ s.authors = ["Abraham Lincoln \x01", "\x02 Hirohito"]
+ s.homepage = "http://a.example.com/\x03"
+ end
+
+ fetcher.legacy_platform
+ end
+
+ @cmd.handle_options %w[-r -d]
+
+ use_ui @ui do
+ @cmd.execute
+ end
+
+ expected = <<-EOF
+
+*** REMOTE GEMS ***
+
+a (2)
+ Authors: Abraham Lincoln ., . Hirohito
+ Homepage: http://a.example.com/.
+
+ This is a lot of text. This is a lot of text. This is a lot of text.
+ This is a lot of text.
+
+pl (1)
+ Platform: i386-linux
+ Author: A User
+ Homepage: http://example.com
+
+ this is a summary
+ EOF
+
+ assert_equal expected, @ui.output
+ assert_equal '', @ui.error
+ end
+
+ def test_execute_details_truncates_summary
+ spec_fetcher do |fetcher|
+ fetcher.spec 'a', 2 do |s|
+ s.summary = 'This is a lot of text. ' * 10_000
+ s.authors = ["Abraham Lincoln \x01", "\x02 Hirohito"]
+ s.homepage = "http://a.example.com/\x03"
+ end
+
+ fetcher.legacy_platform
+ end
+
+ @cmd.handle_options %w[-r -d]
+
+ use_ui @ui do
+ @cmd.execute
+ end
+
+ expected = <<-EOF
+
+*** REMOTE GEMS ***
+
+a (2)
+ Authors: Abraham Lincoln ., . Hirohito
+ Homepage: http://a.example.com/.
+
+ Truncating the summary for a-2 to 100,000 characters:
+#{" This is a lot of text. This is a lot of text. This is a lot of text.\n" * 1449} This is a lot of te
+
pl (1)
Platform: i386-linux
Author: A User
diff --git test/rubygems/test_gem_installer.rb test/rubygems/test_gem_installer.rb
index 5ec71d0a01..1092a0c68f 100644
--- ruby-2.3.4/test/rubygems/test_gem_installer.rb
+++ ruby-2.3.4/test/rubygems/test_gem_installer.rb
@@ -1227,6 +1227,26 @@ def test_pre_install_checks_wrong_rubygems_version
end
end
+ def test_pre_install_checks_malicious_name
+ spec = util_spec '../malicious', '1'
+ def spec.full_name # so the spec is buildable
+ "malicious-1"
+ end
+ def spec.validate; end
+
+ util_build_gem spec
+
+ gem = File.join(@gemhome, 'cache', spec.file_name)
+
+ use_ui @ui do
+ @installer = Gem::Installer.at gem
+ e = assert_raises Gem::InstallError do
+ @installer.pre_install_checks
+ end
+ assert_equal '#<Gem::Specification name=../malicious version=1> has an invalid name', e.message
+ end
+ end
+
def test_shebang
util_make_exec @spec, "#!/usr/bin/ruby"
diff --git test/rubygems/test_gem_remote_fetcher.rb test/rubygems/test_gem_remote_fetcher.rb
index 49b6b6656c..a3919c8ef2 100644
--- ruby-2.3.4/test/rubygems/test_gem_remote_fetcher.rb
+++ ruby-2.3.4/test/rubygems/test_gem_remote_fetcher.rb
@@ -253,6 +253,21 @@ def test_api_endpoint_ignores_trans_domain_values_that_end_with_original
dns.verify
end
+ def test_api_endpoint_ignores_trans_domain_values_that_end_with_original_in_path
+ uri = URI.parse "http://example.com/foo"
+ target = MiniTest::Mock.new
+ target.expect :target, "evil.com/a.example.com"
+
+ dns = MiniTest::Mock.new
+ dns.expect :getresource, target, [String, Object]
+
+ fetch = Gem::RemoteFetcher.new nil, dns
+ assert_equal URI.parse("http://example.com/foo"), fetch.api_endpoint(uri)
+
+ target.verify
+ dns.verify
+ end
+
def test_api_endpoint_timeout_warning
uri = URI.parse "http://gems.example.com/foo"
diff --git test/rubygems/test_gem_specification.rb test/rubygems/test_gem_specification.rb
index bc1c8d2ca7..9a49bbbf59 100644
--- ruby-2.3.4/test/rubygems/test_gem_specification.rb
+++ ruby-2.3.4/test/rubygems/test_gem_specification.rb
@@ -2974,7 +2974,37 @@ def test_validate_name
@a1.validate
end
- assert_equal 'invalid value for attribute name: ":json"', e.message
+ assert_equal 'invalid value for attribute name: ":json" must be a string', e.message
+
+ @a1.name = []
+ e = assert_raises Gem::InvalidSpecificationException do
+ @a1.validate
+ end
+ assert_equal "invalid value for attribute name: \"[]\" must be a string", e.message
+
+ @a1.name = ""
+ e = assert_raises Gem::InvalidSpecificationException do
+ @a1.validate
+ end
+ assert_equal "invalid value for attribute name: \"\" must include at least one letter", e.message
+
+ @a1.name = "12345"
+ e = assert_raises Gem::InvalidSpecificationException do
+ @a1.validate
+ end
+ assert_equal "invalid value for attribute name: \"12345\" must include at least one letter", e.message
+
+ @a1.name = "../malicious"
+ e = assert_raises Gem::InvalidSpecificationException do
+ @a1.validate
+ end
+ assert_equal "invalid value for attribute name: \"../malicious\" can only include letters, numbers, dashes, and underscores", e.message
+
+ @a1.name = "\ba\t"
+ e = assert_raises Gem::InvalidSpecificationException do
+ @a1.validate
+ end
+ assert_equal "invalid value for attribute name: \"\\ba\\t\" can only include letters, numbers, dashes, and underscores", e.message
end
def test_validate_non_nil
diff --git test/rubygems/test_gem_text.rb test/rubygems/test_gem_text.rb
index a6e22e04da..04f3f605e8 100644
--- ruby-2.3.4/test/rubygems/test_gem_text.rb
+++ ruby-2.3.4/test/rubygems/test_gem_text.rb
@@ -36,6 +36,10 @@ def test_format_text_trailing # for two spaces after .
assert_equal expected, format_text(text, 78)
end
+ def test_format_removes_nonprintable_characters
+ assert_equal "text with weird .. stuff .", format_text("text with weird \x1b\x02 stuff \x7f", 40)
+ end
+
def test_min3
assert_equal 1, min3(1, 1, 1)
assert_equal 1, min3(1, 1, 2)
@@ -74,4 +78,11 @@ def test_levenshtein_distance_replace
assert_equal 7, levenshtein_distance("xxxxxxx", "ZenTest")
assert_equal 7, levenshtein_distance("zentest", "xxxxxxx")
end
+
+ def test_truncate_text
+ assert_equal "abc", truncate_text("abc", "desc")
+ assert_equal "Truncating desc to 2 characters:\nab", truncate_text("abc", "desc", 2)
+ s = "ab" * 500_001
+ assert_equal "Truncating desc to 1,000,000 characters:\n#{s[0, 1_000_000]}", truncate_text(s, "desc", 1_000_000)
+ end
end

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@ -140,6 +140,7 @@ a focus on simplicity and productivity.")
(base32 (base32
"132p5kc1sx97svbx04g40pz5pr7p8f6jlmnq5r2prlcz5q1xj71l")) "132p5kc1sx97svbx04g40pz5pr7p8f6jlmnq5r2prlcz5q1xj71l"))
(modules '((guix build utils))) (modules '((guix build utils)))
(patches (search-patches "ruby-2.3.4-rubygems-2613-ruby23.patch"))
(snippet `(begin (snippet `(begin
;; Remove bundled libffi ;; Remove bundled libffi
(delete-file-recursively "ext/fiddle/libffi-3.2.1") (delete-file-recursively "ext/fiddle/libffi-3.2.1")