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OpenAdvisories
Critical RHSA-2020:0591 9 CVEs

Red Hat Security Advisory: ruby security update

Published Sep 13, 2024 · Updated Jun 29, 2026

Ecosystem: Red Hat

Fixed packages 48

ReleasePackageFixed in
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server ruby 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server ruby-debuginfo 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server ruby-devel 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server ruby-doc 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server ruby-irb 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server ruby-libs 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server ruby-tcltk 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server rubygem-bigdecimal 0:1.2.0-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server rubygem-io-console 0:0.4.2-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server rubygem-json 0:1.7.7-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server rubygem-minitest 0:4.3.2-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server rubygem-psych 0:2.0.0-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server rubygem-rake 0:0.9.6-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server rubygem-rdoc 0:4.0.0-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server rubygems 0:2.0.14.1-35.el7_4
Red Hat · RHEL 7.4 AUS rhel_aus:7.4::server rubygems-devel 0:2.0.14.1-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server ruby 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server ruby-debuginfo 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server ruby-devel 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server ruby-doc 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server ruby-irb 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server ruby-libs 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server ruby-tcltk 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server rubygem-bigdecimal 0:1.2.0-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server rubygem-io-console 0:0.4.2-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server rubygem-json 0:1.7.7-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server rubygem-minitest 0:4.3.2-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server rubygem-psych 0:2.0.0-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server rubygem-rake 0:0.9.6-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server rubygem-rdoc 0:4.0.0-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server rubygems 0:2.0.14.1-35.el7_4
Red Hat · RHEL 7.4 E4S rhel_e4s:7.4::server rubygems-devel 0:2.0.14.1-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server ruby 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server ruby-debuginfo 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server ruby-devel 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server ruby-doc 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server ruby-irb 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server ruby-libs 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server ruby-tcltk 0:2.0.0.648-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server rubygem-bigdecimal 0:1.2.0-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server rubygem-io-console 0:0.4.2-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server rubygem-json 0:1.7.7-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server rubygem-minitest 0:4.3.2-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server rubygem-psych 0:2.0.0-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server rubygem-rake 0:0.9.6-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server rubygem-rdoc 0:4.0.0-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server rubygems 0:2.0.14.1-35.el7_4
Red Hat · RHEL 7.4 TUS rhel_tus:7.4::server rubygems-devel 0:2.0.14.1-35.el7_4

Vulnerabilities 9

  • Critical 9.8
    CVE-2018-1000076

    RubyGems Improper Verification of Cryptographic Signature vulnerability

    RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Improper Verification of Cryptographic Signature vulnerab…

    ruby2.3 jruby ruby2.0 rubygems Debian Ubuntu Maven RubyGems
  • High 7.8
    CVE-2018-1000074

    RubyGems Deserialization of Untrusted Data vulnerability

    RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Deserialization of Untrusted Data vulnerability in owner …

    ruby2.3 jruby ruby2.0 ruby1.9.1 Debian Ubuntu Maven RubyGems
  • High 7.5
    CVE-2018-1000073

    RubyGems Link Following vulnerability

    RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Directory Traversal vulnerability in install_location fun…

    ruby2.3 jruby ruby2.0 rubygems Debian Ubuntu Maven RubyGems
  • High 7.5
    CVE-2018-1000075

    RubyGems Infinite Loop vulnerability

    RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a infinite loop caused by negative size vulnerability in ru…

    ruby2.3 jruby ruby2.0 ruby1.9.1 Debian Ubuntu Maven RubyGems
  • Medium 6.1
    CVE-2018-1000078

    RubyGems Cross-site Scripting vulnerability

    RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Cross Site Scripting (XSS) vulnerability in gem server di…

    ruby2.3 jruby ruby2.0 ruby1.9.1 Debian Ubuntu Maven RubyGems
  • Medium 5.5
    CVE-2018-1000079

    RubyGems Path Traversal vulnerability

    RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Directory Traversal vulnerability in gem installation tha…

    ruby2.3 jruby ruby2.0 rubygems Debian Ubuntu Maven RubyGems
  • Medium 5.3
    CVE-2018-1000077

    RubyGems Improper Input Validation vulnerability

    RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Improper Input Validation vulnerability in ruby gems spec…

    ruby2.3 jruby ruby2.0 ruby1.9.1 Debian Ubuntu Maven RubyGems
  • Unscored —
    CVE-2018-8777

    In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker can …

    ruby2.3 ruby ruby2.0 ruby1.9.1 Ubuntu Alpine
  • Unscored —
    CVE-2018-8780

    In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, the Dir.open, Di…

    ruby2.3 ruby ruby2.0 ruby1.9.1 Ubuntu Alpine

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1547418
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1547419
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1547420
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1547421
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1547422
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1547425
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1547426
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1561949
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1561950
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_0591.json
  • report
    https://access.redhat.com/security/cve/CVE-2018-8777
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2018-8777
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2018-8777
  • article
    https://www.ruby-lang.org/en/news/2018/03/28/large-request-dos-in-webrick-cve-2018-8777/
  • report
    https://access.redhat.com/security/cve/CVE-2018-8780
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2018-8780
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2018-8780
  • article
    https://www.ruby-lang.org/en/news/2018/03/28/poisoned-nul-byte-dir-cve-2018-8780/
  • report
    https://access.redhat.com/security/cve/CVE-2018-1000073
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2018-1000073
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2018-1000073
  • article
    https://www.ruby-lang.org/en/news/2018/02/17/multiple-vulnerabilities-in-rubygems/
  • report
    https://access.redhat.com/security/cve/CVE-2018-1000074
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2018-1000074
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2018-1000074
  • report
    https://access.redhat.com/security/cve/CVE-2018-1000075
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2018-1000075
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2018-1000075
  • report
    https://access.redhat.com/security/cve/CVE-2018-1000076
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2018-1000076
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2018-1000076
  • report
    https://access.redhat.com/security/cve/CVE-2018-1000077
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2018-1000077
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2018-1000077
  • report
    https://access.redhat.com/security/cve/CVE-2018-1000078
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2018-1000078
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2018-1000078
  • report
    https://access.redhat.com/security/cve/CVE-2018-1000079