Ruby Issue Tracking System

01/25/2024

05:46 PM Ruby Bug #20212 (Closed): Regex match method is crashing - (irb):6: [BUG] Segmentation fault at 0x0000000000000000 ruby 3.3.0 (2023-12-25 revision 5124f9ac75) [x86_64-darwin22]

Tried this with ruby 3.3.0, both irb and rails console are crashing
```ruby
DOMAIN_REGEX = Regexp.new(
/\A((?=.*?[a-z])(?!.*--)[a-z\d]+[a-z\d-]*[a-z\d]+).((?=.*?[a-z])(?!.*--)[a-z\d]+[a-z\d-]*[a-z\d]+).((?=.*?[a-z])(?!.*--)[a-zd]+... rubanthilak (Ruban Thilak)

04/10/2023

04:43 PM Ruby Bug #19587: Segmentation fault with ruby 3.2.0 - when running rspec suit.

This is the described_class.
```ruby
module Regex
module Parser
extend self

def extract(str, regex_str)
regex = Regexp.new(regex_str, timeout: 1.0)
regex.match?(str) ? str.match(regex) : nil
rescue... rubanthilak (Ruban Thilak)

04/09/2023

08:02 AM Ruby Bug #19587: Segmentation fault with ruby 3.2.0 - when running rspec suit.

Rails Version : 6-1-stable
Bundler Version: 2.4.1
rspec-rails Version: 4.0 rubanthilak (Ruban Thilak)

07:57 AM Ruby Bug #19587 (Closed): Segmentation fault with ruby 3.2.0 - when running rspec suit.

The segmentation fault occurs when this particular regex match happens while running the entire Rspec test suit.
```ruby
it 'returns nil after timeout for untrusted regex' do
extracted_value = described_class.extract('test... rubanthilak (Ruban Thilak)