Summary
ruby
[4.0.3-33]
- Fix Net::IMAP ResponseReader quadratic complexity vulnerability. (CVE-2026-42245)
Resolves: RHEL-181690
- Fix Net::IMAP STARTTLS stripping vulnerability. (CVE-2026-42246)
Resolves: RHEL-181771
- Fix Net::IMAP command injection vulnerability via unvalidated Symbol arguments. (CVE-2026-42258)
Resolves: RHEL-181803
[4.0.3-32]
- Upgrade to Ruby 4.0.3.
Resolves: RHEL-171933
- Fix ERB: Arbitrary code execution via deserialization bypass
(CVE-2026-41316)
Resolves: RHEL-171258
- Fix JSON: Denial of Service or Information Disclosure via format string injection
(CVE-2026-33210)
Resolves: RHEL-173458
rubygem-mysql2
[0.5.7-1]
- Upgrade to mysql2 0.5.7.
Related: RHEL-142278
rubygem-pg
[1.6.3-1]
- Upgrade to pg 1.6.3
Related: RHEL-142278
Fixed packages 28
| Release | Package | Fixed in |
|---|---|---|
| Oracle Linux · 9 | ruby | 0:4.0.3-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | ruby-bundled-gems | 0:4.0.3-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | ruby-default-gems | 0:4.0.3-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | ruby-devel | 0:4.0.3-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | ruby-doc | 0:4.0.3-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | ruby-libs | 0:4.0.3-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-bigdecimal | 0:4.0.1-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-bundler | 0:4.0.6-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-io-console | 0:0.8.2-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-irb | 0:1.16.0-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-json | 0:2.18.0-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-minitest | 0:6.0.0-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-mysql2 | 0:0.5.7-1.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-mysql2-doc | 0:0.5.7-1.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-pg | 0:1.6.3-1.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-pg-doc | 0:1.6.3-1.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-power_assert | 0:3.0.1-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-psych | 0:5.3.1-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-racc | 0:1.8.1-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-rake | 0:13.3.1-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-rbs | 0:3.10.0-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-rdoc | 0:7.0.3-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-rexml | 0:3.4.4-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-rss | 0:0.3.2-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-test-unit | 0:3.7.5-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygem-typeprof | 0:0.31.1-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygems | 0:4.0.6-33.module+el9.8.0+90938+383082f5 |
| Oracle Linux · 9 | rubygems-devel | 0:4.0.6-33.module+el9.8.0+90938+383082f5 |
Vulnerabilities 3
-
High 7.6
net-imap vulnerable to STARTTLS stripping via invalid response timing
Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.3.10, 0.4.24, 0.5.14, and 0.6.4, a man-in-the-middle attacker can cause Net::IMAP#starttls to return "successfully", without starting TLS. This issu…
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Medium 5.8
net-imap: Command Injection via unvalidated Symbol inputs
Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, symbol arguments to commands are vulnerable to a CRLF Injection / IMAP Command injection via Symbol arguments passed to IMA…
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Low 2.3
net-imap: Quadratic complexity when reading response literals
Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, Net::IMAP::ResponseReader has quadratic time complexity when reading large responses containing many string literals. A hos…