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OpenAdvisories
Medium ALSA-2024:4499 6 CVEs

Moderate: ruby security update

Published Jul 11, 2024 · Updated Oct 29, 2026

Ecosystem: AlmaLinux

Summary

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

Security Fix(es):

* rubygem-uri: ReDoS vulnerability - upstream's incomplete fix for CVE-2023-28755 (CVE-2023-36617)
* ruby: Buffer overread vulnerability in StringIO (CVE-2024-27280)
* ruby: RCE vulnerability with .rdoc_options in RDoc (CVE-2024-27281)
* ruby: Arbitrary memory address read vulnerability with Regex search (CVE-2024-27282)
* REXML: DoS parsing an XML with many `<`s in an attribute value (CVE-2024-35176)

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.

Fixed packages 36

ReleasePackageFixed in
AlmaLinux · 8 ruby 2.5.9-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 ruby-devel 2.5.9-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 ruby-doc 2.5.9-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 ruby-irb 2.5.9-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 ruby-libs 2.5.9-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-abrt 0.3.0-4.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-abrt-doc 0.3.0-4.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-bigdecimal 1.3.4-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-bson 4.3.0-2.module_el8.5.0+2625+ec418553
AlmaLinux · 8 rubygem-bson 4.3.0-2.module_el8.6.0+3170+4b08f9d4
AlmaLinux · 8 rubygem-bson 4.3.0-2.module_el8.5.0+259+8cec6917
AlmaLinux · 8 rubygem-bson-doc 4.3.0-2.module_el8.5.0+2625+ec418553
AlmaLinux · 8 rubygem-bundler 1.16.1-4.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-bundler-doc 1.16.1-4.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-did_you_mean 1.2.0-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-io-console 0.4.6-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-json 2.1.0-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-minitest 5.10.3-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-mongo 2.5.1-2.module_el8.5.0+2625+ec418553
AlmaLinux · 8 rubygem-mongo-doc 2.5.1-2.module_el8.5.0+2625+ec418553
AlmaLinux · 8 rubygem-mysql2 0.4.10-4.module_el8.5.0+259+8cec6917
AlmaLinux · 8 rubygem-mysql2 0.4.10-4.module_el8.5.0+2625+ec418553
AlmaLinux · 8 rubygem-mysql2 0.4.10-4.module_el8.6.0+3170+4b08f9d4
AlmaLinux · 8 rubygem-mysql2-doc 0.4.10-4.module_el8.5.0+2625+ec418553
AlmaLinux · 8 rubygem-net-telnet 0.1.1-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-openssl 2.1.2-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-pg 1.0.0-3.module_el8.9.0+3635+c6f99506
AlmaLinux · 8 rubygem-pg-doc 1.0.0-3.module_el8.9.0+3635+c6f99506
AlmaLinux · 8 rubygem-power_assert 1.1.1-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-psych 3.0.2-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-rake 12.3.3-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-rdoc 6.0.1.1-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-test-unit 3.2.7-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygem-xmlrpc 0.3.0-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygems 2.7.6.3-112.module_el8.10.0+3871+342e2c2f
AlmaLinux · 8 rubygems-devel 2.7.6.3-112.module_el8.10.0+3871+342e2c2f

Vulnerabilities 6

  • Critical 9.8
    CVE-2024-27280

    StringIO buffer overread vulnerability

    A buffer-overread issue was discovered in StringIO 3.0.1, as distributed in Ruby 3.0.x through 3.0.6 and 3.1.x through 3.1.4. The ungetbyte and ungetc methods on a StringIO can read past the end of a string, and a subsequent call to StringIO.gets may return t…

    ruby2.3 ruby ruby2.5 ruby2.7 Debian Ubuntu Alpine Wolfi RubyGems
  • Medium 6.6
    CVE-2024-27282

    An issue was discovered in Ruby 3.x through 3.3.0. If attacker-supplied data is provided to the Ruby regex compiler, it…

    ruby2.3 ruby ruby2.5 jruby Debian Ubuntu Azure Linux Alpine
  • Medium 5.3
    CVE-2023-28755

    Ruby URI component ReDoS issue

    A ReDoS issue was discovered in the URI component through 0.12.0 in Ruby through 3.2.1. The URI parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to URI objects. The fixed versions are 0.…

    ruby2.3 ruby ruby2.5 jruby Debian Ubuntu Alpine Wolfi RubyGems
  • Medium 5.3
    CVE-2023-36617

    URI gem has ReDoS vulnerability

    A ReDoS issue was discovered in the URI component before 0.12.2 for Ruby. The URI parser mishandles invalid URLs that have specific characters. There is an increase in execution time for parsing strings to URI objects with rfc2396_parser.rb and rfc3986_parser…

    kube-fluentd-operator ruby2.3 ruby2.5 jruby Debian Ubuntu Azure Linux Wolfi RubyGems
  • Medium 5.3
    CVE-2024-35176 Public exploit

    REXML contains a denial of service vulnerability

    REXML is an XML toolkit for Ruby. The REXML gem before 3.2.6 has a denial of service vulnerability when it parses an XML that has many `<`s in an attribute value. Those who need to parse untrusted XMLs may be impacted to this vulnerability. The REXML gem 3.2.…

    ruby rexml kube-fluentd-operator ruby2.3 Debian Ubuntu Azure Linux Wolfi RubyGems
  • Medium 4.5
    CVE-2024-27281

    RDoc RCE vulnerability with .rdoc_options

    An issue was discovered in RDoc 6.3.3 through 6.6.2, as distributed in Ruby 3.x through 3.3.0. When parsing .rdoc_options (used for configuration in RDoc) as a YAML file, object injection and resultant remote code execution are possible because there are no r…

    ruby2.3 ruby ruby2.5 jruby Debian Ubuntu Azure Linux Alpine Wolfi RubyGems

References

  • report
    https://access.redhat.com/security/cve/CVE-2023-36617
  • report
    https://access.redhat.com/security/cve/CVE-2024-27280
  • report
    https://access.redhat.com/security/cve/CVE-2024-27281
  • report
    https://access.redhat.com/security/cve/CVE-2024-27282
  • report
    https://access.redhat.com/security/cve/CVE-2024-35176
  • report
    https://bugzilla.redhat.com/2218614
  • report
    https://bugzilla.redhat.com/2270749
  • report
    https://bugzilla.redhat.com/2270750
  • report
    https://bugzilla.redhat.com/2276810
  • report
    https://bugzilla.redhat.com/2280894
  • advisory
    https://errata.almalinux.org/8/ALSA-2024-4499.html