RHSA-2019:1235: Important: ruby security update

Published May 15, 2019
·
Updated

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): rubygems: Installing a malicious gem may lead to arbitrary code execution (CVE-2019-8324) rubygems: Escape sequence injection vulnerability in gem owner (CVE-2019-8322) rubygems: Escape sequence injection vulnerability in API response handling (CVE-2019-8323) rubygems: Escape sequence injection vulnerability in errors (CVE-2019-8325) 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

43 affected componentsFixes available
redhat/ruby<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-debuginfo<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-debuginfo<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-devel<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-doc<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-irb<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-libs<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-libs<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-tcltk<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/rubygem-bigdecimal<1.2.0-35.el7_6
1.2.0-35.el7_6
redhat/rubygem-io-console<0.4.2-35.el7_6
0.4.2-35.el7_6
redhat/rubygem-json<1.7.7-35.el7_6
1.7.7-35.el7_6
redhat/rubygem-minitest<4.3.2-35.el7_6
4.3.2-35.el7_6
redhat/rubygem-psych<2.0.0-35.el7_6
2.0.0-35.el7_6
redhat/rubygem-rake<0.9.6-35.el7_6
0.9.6-35.el7_6
redhat/rubygem-rdoc<4.0.0-35.el7_6
4.0.0-35.el7_6
redhat/rubygems<2.0.14.1-35.el7_6
2.0.14.1-35.el7_6
redhat/rubygems-devel<2.0.14.1-35.el7_6
2.0.14.1-35.el7_6
redhat/ruby-devel<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-tcltk<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/rubygem-bigdecimal<1.2.0-35.el7_6
1.2.0-35.el7_6
redhat/rubygem-io-console<0.4.2-35.el7_6
0.4.2-35.el7_6
redhat/rubygem-json<1.7.7-35.el7_6
1.7.7-35.el7_6
redhat/rubygem-psych<2.0.0-35.el7_6
2.0.0-35.el7_6
redhat/ruby<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-debuginfo<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-devel<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-libs<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/ruby-tcltk<2.0.0.648-35.el7_6
2.0.0.648-35.el7_6
redhat/rubygem-bigdecimal<1.2.0-35.el7_6
1.2.0-35.el7_6
redhat/rubygem-io-console<0.4.2-35.el7_6
0.4.2-35.el7_6
redhat/rubygem-json<1.7.7-35.el7_6
1.7.7-35.el7_6
redhat/rubygem-psych<2.0.0-35.el7_6
2.0.0-35.el7_6
redhat/ruby<2.0.0.648-35.el7_6.aa
2.0.0.648-35.el7_6.aa
redhat/ruby-debuginfo<2.0.0.648-35.el7_6.aa
2.0.0.648-35.el7_6.aa
redhat/ruby-devel<2.0.0.648-35.el7_6.aa
2.0.0.648-35.el7_6.aa
redhat/ruby-libs<2.0.0.648-35.el7_6.aa
2.0.0.648-35.el7_6.aa
redhat/ruby-tcltk<2.0.0.648-35.el7_6.aa
2.0.0.648-35.el7_6.aa
redhat/rubygem-bigdecimal<1.2.0-35.el7_6.aa
1.2.0-35.el7_6.aa
redhat/rubygem-io-console<0.4.2-35.el7_6.aa
0.4.2-35.el7_6.aa
redhat/rubygem-json<1.7.7-35.el7_6.aa
1.7.7-35.el7_6.aa
redhat/rubygem-psych<2.0.0-35.el7_6.aa
2.0.0-35.el7_6.aa

Remediation

Event History

May 15, 2019
Advisory Published
via Red Hat·12:00 AM
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Frequently Asked Questions

1

What is the severity of RHSA-2019:1235?

The severity of RHSA-2019:1235 is classified as important.

2

How do I fix RHSA-2019:1235?

To fix RHSA-2019:1235, update your Ruby packages to version 2.0.0.648-35.el7_6 or later.

3

Which packages are affected by RHSA-2019:1235?

The affected packages in RHSA-2019:1235 include ruby, ruby-devel, ruby-libs, rubygems, and others.

4

What vulnerability does RHSA-2019:1235 address?

RHSA-2019:1235 addresses a vulnerability in ruby that allows for arbitrary code execution when installing a malicious gem (CVE-2019-8324).

5

Is RHSA-2019:1235 specific to certain operating systems?

Yes, RHSA-2019:1235 is specific to Red Hat Enterprise Linux 7.

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