- Vulnerability/
- RHSA-2020:2769
RHSA-2020:2769: Important: ruby security update
First published: Tue Jun 30 2020(Updated: )
Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks.<br>Security Fix(es):<br><li> rubygems: Installing a malicious gem may lead to arbitrary code execution (CVE-2019-8324)</li> <li> ruby: Tainted flags are not propagated in Array#pack and String#unpack with some directives (CVE-2018-16396)</li> <li> rubygems: Escape sequence injection vulnerability in verbose (CVE-2019-8321)</li> <li> rubygems: Escape sequence injection vulnerability in gem owner (CVE-2019-8322)</li> <li> rubygems: Escape sequence injection vulnerability in API response handling (CVE-2019-8323)</li> <li> rubygems: Escape sequence injection vulnerability in errors (CVE-2019-8325)</li> 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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/ruby | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-debuginfo | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-debuginfo | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-devel | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-doc | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-irb | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-libs | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-libs | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-tcltk | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/rubygem-bigdecimal | <1.2.0-37.el7_4 | 1.2.0-37.el7_4 |
| redhat/rubygem-io-console | <0.4.2-37.el7_4 | 0.4.2-37.el7_4 |
| redhat/rubygem-json | <1.7.7-37.el7_4 | 1.7.7-37.el7_4 |
| redhat/rubygem-minitest | <4.3.2-37.el7_4 | 4.3.2-37.el7_4 |
| redhat/rubygem-psych | <2.0.0-37.el7_4 | 2.0.0-37.el7_4 |
| redhat/rubygem-rake | <0.9.6-37.el7_4 | 0.9.6-37.el7_4 |
| redhat/rubygem-rdoc | <4.0.0-37.el7_4 | 4.0.0-37.el7_4 |
| redhat/rubygems | <2.0.14.1-37.el7_4 | 2.0.14.1-37.el7_4 |
| redhat/rubygems-devel | <2.0.14.1-37.el7_4 | 2.0.14.1-37.el7_4 |
| redhat/ruby | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-debuginfo | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-devel | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-libs | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/ruby-tcltk | <2.0.0.648-37.el7_4 | 2.0.0.648-37.el7_4 |
| redhat/rubygem-bigdecimal | <1.2.0-37.el7_4 | 1.2.0-37.el7_4 |
| redhat/rubygem-io-console | <0.4.2-37.el7_4 | 0.4.2-37.el7_4 |
| redhat/rubygem-json | <1.7.7-37.el7_4 | 1.7.7-37.el7_4 |
| redhat/rubygem-psych | <2.0.0-37.el7_4 | 2.0.0-37.el7_4 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1643089
- https://bugzilla.redhat.com/show_bug.cgi?id=1692514
- https://bugzilla.redhat.com/show_bug.cgi?id=1692516
- https://bugzilla.redhat.com/show_bug.cgi?id=1692519
- https://bugzilla.redhat.com/show_bug.cgi?id=1692520
- https://bugzilla.redhat.com/show_bug.cgi?id=1692522
- https://access.redhat.com/security/updates/classification/#important
- https://access.redhat.com/errata/RHSA-2020:2769 (Advisory)
Frequently Asked Questions
What is the severity of RHSA-2020:2769?
The severity of RHSA-2020:2769 is categorized as critical due to the potential for arbitrary code execution.
How do I fix RHSA-2020:2769?
You can fix RHSA-2020:2769 by updating to the specific remedied version of the Ruby package provided in the advisory.
What components are affected by RHSA-2020:2769?
RHSA-2020:2769 affects Ruby, Ruby development libraries, and several RubyGem packages.
Is there a workaround for RHSA-2020:2769?
There is no recommended workaround for RHSA-2020:2769; updating to the patched versions is necessary.
What risks are associated with not addressing RHSA-2020:2769?
Failure to address RHSA-2020:2769 may result in successful exploitation by attackers leading to arbitrary code execution.
- agent/description
- agent/event
- agent/first-publish-date
- agent/last-modified-date
- agent/references
- agent/remedy
- agent/severity
- agent/softwarecombine
- agent/tags
- agent/title
- agent/type
- collector/redhat-errata
- source/Red Hat
- anchor-id/RHSA-2020:2769
- agent/software-canonical-lookup
- package-manager/redhat