RHSA-2024:1576 — Security Advisory

Red Hat Security Advisory: ruby:3.1 security, bug fix, and enhancement update

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Severity

Moderate

Red Hat Product Security

RHEL 9

Products

Official CSAF product identity

Published · April 1, 2024

Updated · November 2, 2026

Topic

An update for the ruby:3.1 module is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks.

The following packages have been upgraded to a later upstream version: ruby (3.1). (RHEL-29052)

Security Fix(es):

ruby/cgi-gem: HTTP response splitting in CGI (CVE-2021-33621)
ruby: ReDoS vulnerability in URI (CVE-2023-28755)
ruby: ReDoS vulnerability - upstream's incomplete fix for CVE-2023-28755 (CVE-2023-36617)
ruby: ReDoS vulnerability in Time (CVE-2023-28756)

Bug Fix(es):

ruby/rubygem-irb: IRB has hard dependency on rubygem-rdoc (RHEL-29048)
ruby: Ruby cannot read private key in FIPS mode on RHEL 9 (RHEL-12437)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.