Description
An issue was discovered in RubyGems 2.6 and later through 3.0.2. Since Gem::UserInteraction#verbose calls say without escaping, escape sequence injection is possible.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | jruby | 9.1.17.0-3 | — |
| Debian 14 | rubygems | 3.2.0~rc.1-1 | — |
| Debian 13 | jruby | 9.1.17.0-3 | — |
| Debian 13 | rubygems | 3.2.0~rc.1-1 | — |
| Debian 12 | jruby | 9.1.17.0-3 | — |
| Debian 12 | rubygems | 3.2.0~rc.1-1 | — |
| Debian 9 | jruby | 1.7.26-1+deb9u2 | DLA-2330-1 |
| Debian 9 | ruby2.3 | 2.3.3-1+deb9u6 | DSA-4433-1 |
| Debian 8 | jruby | 1.5.6-9+deb8u1 | DLA-1796-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | jruby | No fix yet | — |
| Ubuntu 18.04 LTS | ruby2.5 | 2.5.1-1ubuntu1.2 | USN-3945-1 |
| Ubuntu 16.04 LTS | ruby2.3 | 2.3.1-2~16.04.12 | USN-3945-1 |
| Ubuntu 14.04 LTS | ruby1.9.1 | 1.9.3.484-2ubuntu1.14 | USN-3945-1 |
| Ubuntu 14.04 LTS | ruby2.0 | 2.0.0.484-1ubuntu2.13 | USN-3945-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | jruby | 1.5.6-9+deb8u2build0.14.04.1~esm2 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | ruby +4 | 2.5.5-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-abrt +1 | 0.3.0-4.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-bigdecimal | 1.3.4-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-bson +1 | 4.3.0-2.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-bundler +1 | 1.16.1-3.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-did_you_mean | 1.2.0-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-io-console | 0.4.6-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-json | 2.1.0-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-minitest | 5.10.3-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-mongo +1 | 2.5.1-2.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-mysql2 +1 | 0.4.10-4.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-net-telnet | 0.1.1-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-openssl | 2.1.2-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-pg +1 | 1.0.0-2.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-power_assert | 1.1.1-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-psych | 3.0.2-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-rake | 12.3.0-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-rdoc | 6.0.1-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-test-unit | 3.2.7-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygem-xmlrpc | 0.3.0-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 8 | rubygems +1 | 2.7.6.2-105.module+el8.1.0+3656+f80bfa1d | RHBA-2019:3384 |
| RHEL 7 | ruby +5 | 2.0.0.648-35.el7_6 | RHSA-2019:1235 |
| RHEL 7 | rubygem-bigdecimal | 1.2.0-35.el7_6 | RHSA-2019:1235 |
| RHEL 7 | rubygem-io-console | 0.4.2-35.el7_6 | RHSA-2019:1235 |
| RHEL 7 | rubygem-json | 1.7.7-35.el7_6 | RHSA-2019:1235 |
| RHEL 7 | rubygem-minitest | 4.3.2-35.el7_6 | RHSA-2019:1235 |
| RHEL 7 | rubygem-psych | 2.0.0-35.el7_6 | RHSA-2019:1235 |
| RHEL 7 | rubygem-rake | 0.9.6-35.el7_6 | RHSA-2019:1235 |
| RHEL 7 | rubygem-rdoc | 4.0.0-35.el7_6 | RHSA-2019:1235 |
| RHEL 7 | rubygems +1 | 2.0.14.1-35.el7_6 | RHSA-2019:1235 |
| RHEL 3 | rh-ruby24-ruby +4 | 2.4.6-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-bigdecimal | 1.3.2-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-did_you_mean | 1.1.0-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-io-console | 0.4.6-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-json | 2.0.4-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-minitest | 5.10.1-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-net-telnet | 0.1.1-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-openssl | 2.0.9-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-power_assert | 0.4.1-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-psych | 2.2.2-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-rake | 12.0.0-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-rdoc | 5.0.0-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-test-unit | 3.2.3-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygem-xmlrpc | 0.2.1-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby24-rubygems +1 | 2.6.14.4-92.el6 | RHSA-2019:1150 |
| RHEL 3 | rh-ruby25-ruby +4 | 2.5.5-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-bigdecimal | 1.3.4-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-did_you_mean | 1.2.0-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-io-console | 0.4.6-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-json | 2.1.0-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-minitest | 5.10.3-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-net-telnet | 0.1.1-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-openssl | 2.1.2-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-power_assert | 1.1.1-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-psych | 3.0.2-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-rake | 12.3.0-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-rdoc | 6.0.1-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-test-unit | 3.2.7-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygem-xmlrpc | 0.3.0-7.el7 | RHSA-2019:1148 |
| RHEL 3 | rh-ruby25-rubygems +1 | 2.7.6.2-7.el7 | RHSA-2019:1148 |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7.4 TUS | ruby +5 | 2.0.0.648-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 TUS | rubygem-bigdecimal | 1.2.0-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 TUS | rubygem-io-console | 0.4.2-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 TUS | rubygem-json | 1.7.7-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 TUS | rubygem-minitest | 4.3.2-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 TUS | rubygem-psych | 2.0.0-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 TUS | rubygem-rake | 0.9.6-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 TUS | rubygem-rdoc | 4.0.0-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 TUS | rubygems +1 | 2.0.14.1-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 E4S | ruby +5 | 2.0.0.648-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 E4S | rubygem-bigdecimal | 1.2.0-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 E4S | rubygem-io-console | 0.4.2-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 E4S | rubygem-json | 1.7.7-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 E4S | rubygem-minitest | 4.3.2-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 E4S | rubygem-psych | 2.0.0-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 E4S | rubygem-rake | 0.9.6-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 E4S | rubygem-rdoc | 4.0.0-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 E4S | rubygems +1 | 2.0.14.1-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 AUS | ruby +5 | 2.0.0.648-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 AUS | rubygem-bigdecimal | 1.2.0-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 AUS | rubygem-io-console | 0.4.2-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 AUS | rubygem-json | 1.7.7-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 AUS | rubygem-minitest | 4.3.2-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 AUS | rubygem-psych | 2.0.0-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 AUS | rubygem-rake | 0.9.6-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 AUS | rubygem-rdoc | 4.0.0-37.el7_4 | RHSA-2020:2769 |
| RHEL 7.4 AUS | rubygems +1 | 2.0.14.1-37.el7_4 | RHSA-2020:2769 |
| Red Hat CloudForms 5 | cfme +5 | 5.10.5.1-1.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | ruby +4 | 2.4.6-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-bigdecimal | 1.3.2-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-did_you_mean | 1.1.0-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-io-console | 0.4.6-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-minitest | 5.10.1-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-net-telnet | 0.1.1-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-openssl | 2.0.9-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-power_assert | 0.4.1-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-psych | 2.2.2-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-rake | 12.0.0-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-rdoc | 5.0.0-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-test-unit | 3.2.3-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygem-xmlrpc | 0.2.1-91.el7cf | RHSA-2019:1429 |
| Red Hat CloudForms 5 | rubygems +1 | 2.6.14.4-91.el7cf | RHSA-2019:1429 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | rubygem-abrt +1 | 0.3.0-4.module_el8.5.0+259+8cec6917 | ALBA-2019:3384 |
| AlmaLinux 8 | rubygem-bson +1 | 4.3.0-2.module_el8.5.0+259+8cec6917 | ALBA-2019:3384 |
| AlmaLinux 8 | rubygem-mongo +1 | 2.5.1-2.module_el8.5.0+259+8cec6917 | ALBA-2019:3384 |
| AlmaLinux 8 | rubygem-mysql2 +1 | 0.4.10-4.module_el8.5.0+259+8cec6917 | ALBA-2019:3384 |
| AlmaLinux 8 | rubygem-pg +1 | 1.0.0-2.module_el8.5.0+259+8cec6917 | ALBA-2019:3384 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | ruby2.5 | 2.5.5-4.3.1 | SUSE-SU-2019:1804-1 |
| SLES 15 | ruby2.5 | 2.5.5-4.3.1 | SUSE-SU-2019:1804-1 |
| SLES 12 SP5 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
| SLES 12 SP4 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
| SLES 12 SP3 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
Show 10 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
| SLES 12 SP2 | yast2-ruby-bindings | 3.1.53-9.8.1 | SUSE-SU-2020:1570-1 |
| SLES for SAP 12 SP5 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
| SLES for SAP 12 SP4 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
| SLES for SAP 12 SP3 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
| SLES for SAP 12 SP2 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
| SLES for SAP 12 SP2 | yast2-ruby-bindings | 3.1.53-9.8.1 | SUSE-SU-2020:1570-1 |
| SUSE OpenStack Cloud Crowbar 8 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
| SUSE OpenStack Cloud 8 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
| SUSE OpenStack Cloud 7 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
| SUSE OpenStack Cloud 7 | yast2-ruby-bindings | 3.1.53-9.8.1 | SUSE-SU-2020:1570-1 |
| SUSE HPE Helion OpenStack 8 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
| SUSE Enterprise Storage 5 | ruby2.1 | 2.1.9-19.3.2 | SUSE-SU-2020:1570-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.1 | ruby-bundled-gems-rpmhelper | 0.0.2-lp151.2.1 | openSUSE-SU-2019:1771-1 |
| openSUSE Leap 15.1 | ruby2.5 | 2.5.5-lp151.4.3.1 | openSUSE-SU-2019:1771-1 |
| openSUSE Leap 15.0 | ruby-bundled-gems-rpmhelper | 0.0.2-lp151.2.1 | openSUSE-SU-2019:1771-1 |
| openSUSE Leap 15.0 | ruby2.5 | 2.5.5-lp151.4.3.1 | openSUSE-SU-2019:1771-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.9 | ruby | 2.5.5-r0 | — |
| Alpine v3.8 | ruby | 2.5.5-r0 | — |
| Alpine v3.7 | ruby | 2.4.6-r0 | — |
| Alpine v3.6 | ruby | 2.4.6-r0 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| RubyGems | rubygems-update | >= 2.6.0, < 2.7.9 | 2.7.9 | GHSA-fr32-gr5c-xq5c |
| RubyGems | rubygems-update | >= 3.0.0, < 3.0.2 | 3.0.2 | GHSA-fr32-gr5c-xq5c |
Advisories 14
- ALBA-2019:3384 ruby:2.5 bug fix and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2020:2769 Red Hat Security Advisory: ruby security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2019:1429 Red Hat Security Advisory: CloudForms 4.7.5 security, bug fix and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2019:1235 Red Hat Security Advisory: ruby security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2019:1150 Red Hat Security Advisory: rh-ruby24-ruby security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2019:1148 Red Hat Security Advisory: rh-ruby25-ruby security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHBA-2019:3384 Red Hat Bug Fix Advisory: ruby:2.5 bug fix and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- USN-3945-1 ruby1.9.1, ruby2.0, ruby2.3, ruby2.5 vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DSA-4433-1 ruby2.3 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1796-1 jruby - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-2330-1 jruby - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2019:1771-1 Security update for ruby-bundled-gems-rpmhelper, ruby2.5 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:1804-1 Security update for ruby-bundled-gems-rpmhelper, ruby2.5 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:1570-1 Security update for ruby2.1 SUSE / openSUSE Security Updates · Feb 4, 2026