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A double free was found in the Regexp compiler in Ruby 3.x before 3.0.4 and 3.1.x before 3.1.2. If a victim attempts to create a Regexp from untrusted user input, an attacker may be able to write to unexpected memory locations.
4 affected packages
ruby2.5, ruby2.7, ruby3.0, ruby2.3
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ruby2.5 | — | — | — | Not affected |
| ruby2.7 | — | Not in release | Not affected | — |
| ruby3.0 | — | Fixed | — | — |
| ruby2.3 | — | — | — | — |
CGI::Cookie.parse in Ruby through 2.6.8 mishandles security prefixes in cookie names. This also affects the CGI gem through 0.3.0 for Ruby.
4 affected packages
ruby2.3, ruby2.5, ruby2.7, ruby3.0
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ruby2.3 | — | — | — | — |
| ruby2.5 | — | — | — | Fixed |
| ruby2.7 | — | — | Fixed | — |
| ruby3.0 | — | Fixed | — | — |
Date.parse in the date gem through 3.2.0 for Ruby allows ReDoS (regular expression Denial of Service) via a long string. The fixed versions are 3.2.1, 3.1.2, 3.0.2, and 2.0.1.
4 affected packages
ruby2.3, ruby2.5, ruby2.7, ruby3.0
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ruby2.3 | — | — | — | — |
| ruby2.5 | — | — | — | Fixed |
| ruby2.7 | — | — | Fixed | — |
| ruby3.0 | — | Fixed | — | — |
CGI.escape_html in Ruby before 2.7.5 and 3.x before 3.0.3 has an integer overflow and resultant buffer overflow via a long string on platforms (such as Windows) where size_t and long have different numbers of bytes. This also...
4 affected packages
ruby2.7, ruby3.0, ruby2.3, ruby2.5
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ruby2.7 | — | — | Fixed | — |
| ruby3.0 | — | Fixed | — | — |
| ruby2.3 | — | — | — | — |
| ruby2.5 | — | — | — | Not affected |
Some fixes available 6 of 15
The cgi gem before 0.1.0.2, 0.2.x before 0.2.2, and 0.3.x before 0.3.5 for Ruby allows HTTP response splitting. This is relevant to applications that use untrusted user input either to generate an HTTP response or to create...
8 affected packages
ruby1.9.1, ruby2.0, ruby2.3, ruby2.5, ruby2.7...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ruby1.9.1 | — | Not in release | Not in release | Not in release |
| ruby2.0 | — | Not in release | Not in release | Not in release |
| ruby2.3 | — | Not in release | Not in release | Not in release |
| ruby2.5 | — | Not in release | Not in release | Fixed |
| ruby2.7 | — | Not in release | Fixed | Not in release |
| ruby3.0 | Not in release | Fixed | Not in release | Not in release |
| ruby3.1 | Not in release | Not in release | Not in release | Not in release |
| jruby | Needs evaluation | Not in release | Needs evaluation | Needs evaluation |
An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. Net::IMAP does not raise an exception when StartTLS fails with an an unknown response, which might allow man-in-the-middle attackers to...
5 affected packages
ruby1.9.1, ruby2.0, ruby2.3, ruby2.5, ruby2.7
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ruby1.9.1 | — | Not in release | Not in release | Not in release |
| ruby2.0 | — | Not in release | Not in release | Not in release |
| ruby2.3 | — | Not in release | Not in release | Not in release |
| ruby2.5 | — | Not in release | Not in release | Fixed |
| ruby2.7 | — | — | Fixed | Not in release |
An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. A malicious FTP server can use the PASV response to trick Net::FTP into connecting back to a given IP address and port. This potentially...
5 affected packages
ruby1.9.1, ruby2.0, ruby2.3, ruby2.5, ruby2.7
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ruby1.9.1 | — | Not in release | Not in release | Not in release |
| ruby2.0 | — | Not in release | Not in release | Not in release |
| ruby2.3 | — | Not in release | Not in release | Not in release |
| ruby2.5 | — | Not in release | Not in release | Fixed |
| ruby2.7 | — | — | Fixed | Not in release |
In RDoc 3.11 through 6.x before 6.3.1, as distributed with Ruby through 3.0.1, it is possible to execute arbitrary code via | and tags in a filename.
5 affected packages
ruby1.9.1, ruby2.0, ruby2.3, ruby2.5, ruby2.7
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ruby1.9.1 | — | Not in release | Not in release | Not in release |
| ruby2.0 | — | Not in release | Not in release | Not in release |
| ruby2.3 | — | Not in release | Not in release | Not in release |
| ruby2.5 | — | Not in release | Not in release | Fixed |
| ruby2.7 | — | — | Fixed | Not in release |
Some fixes available 6 of 9
The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing.
4 affected packages
ruby-rexml, ruby2.3, ruby2.5, ruby2.7
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ruby-rexml | — | Not in release | Not in release | Not in release |
| ruby2.3 | — | Not in release | Not in release | Not in release |
| ruby2.5 | — | Not in release | Not in release | Fixed |
| ruby2.7 | — | — | Fixed | Not in release |
An issue was discovered in Ruby through 2.5.8, 2.6.x through 2.6.6, and 2.7.x through 2.7.1. WEBrick, a simple HTTP server bundled with Ruby, had not checked the transfer-encoding header value rigorously. An attacker...
5 affected packages
ruby2.7, ruby1.9.1, ruby2.0, ruby2.3, ruby2.5
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ruby2.7 | — | — | Fixed | Not in release |
| ruby1.9.1 | — | — | Not in release | Not in release |
| ruby2.0 | — | — | Not in release | Not in release |
| ruby2.3 | — | — | Not in release | Not in release |
| ruby2.5 | — | — | Not in release | Fixed |