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RedHat RHSA-2019:1235-01 Important: Ruby Security Threat Update

red hat
Calendar Grey May 15, 2019
Dist Redhat Esm H88
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ====================================================
An update for ruby is now available for Red Hat Enterprise Linux 7

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

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):
* 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.

Topics%20covered

Topics Covered

security advisory Red Hat arbitrary code execution important ruby escape injection API response

References

https://access.redhat.com/security/cve/CVE-2019-8322 https://access.redhat.com/security/cve/CVE-2019-8323 https://access.redhat.com/security/cve/CVE-2019-8324 https://access.redhat.com/security/cve/CVE-2019-8325 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: ruby-2.0.0.648-35.el7_6.src.rpm
noarch: ruby-irb-2.0.0.648-35.el7_6.noarch.rpm rubygem-rdoc-4.0.0-35.el7_6.noarch.rpm rubygems-2.0.14.1-35.el7_6.noarch.rpm
x86_64: ruby-2.0.0.648-35.el7_6.x86_64.rpm ruby-debuginfo-2.0.0.648-35.el7_6.i686.rpm ruby-debuginfo-2.0.0.648-35.el7_6.x86_64.rpm ruby-libs-2.0.0.648-35.el7_6.i686.rpm ruby-libs-2.0.0.648-35.el7_6.x86_64.rpm rubygem-bigdecimal-1.2.0-35.el7_6.x86_64.rpm rubygem-io-console-0.4.2-35.el7_6.x86_64.rpm rubygem-json-1.7.7-35.el7_6.x86_64.rpm rubygem-psych-2.0.0-35.el7_6.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
noarch: ruby-doc-2.0.0.648-35.el7_6.noarch.rpm rubygem-minitest-4.3.2-35.el7_6.noarch.rpm rubygem-rake-0.9.6-35.el7_6.noarch.rpm rubygems-devel-2.0.14.1-35.el7_6.noarch.rpm
x86_64: ruby-debuginfo-2.0.0.648-35.el7_6.x86_64.rpm ruby-devel-2.0.0.648-35.el7_6.x86_64.rpm ruby-tcltk-2.0.0.648-35.el7_6.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: ruby-2.0.0.648-35.el7_6.src.rpm
noarch: ruby-irb-2.0.0.648-35.el7_6.noarch.rpm rubygem-rdoc-4.0.0-35.el7_6.noarch.rpm rubygems-2.0.14.1-35.el7_6.noarch.rpm
x86_64: ruby-2.0.0.648-35.el7_6.x86_64.rpm ruby-debuginfo-2.0.0.648-35.el7_6.i686.rpm ruby-debuginfo-2.0.0.648-35.el7_6.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:1235-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1235
Issue date: 2019-05-15

Topic

An update for ruby is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat arbitrary code execution important ruby escape injection API response

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - noarch, x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64

Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch, x86_64

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, noarch, ppc64le, s390x

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, noarch, ppc64le, s390x

Bugs Fixed

1692516 - CVE-2019-8322 rubygems: Escape sequence injection vulnerability in gem owner

1692519 - CVE-2019-8323 rubygems: Escape sequence injection vulnerability in API response handling

1692520 - CVE-2019-8324 rubygems: Installing a malicious gem may lead to arbitrary code execution

1692522 - CVE-2019-8325 rubygems: Escape sequence injection vulnerability in errors

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