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AUSCERT External Security Bulletin Redistribution
ESB-2019.2863
Important: ruby security update
31 July 2019
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: ruby
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 7
Red Hat Enterprise Linux WS/Desktop 7
Impact/Access: Modify Arbitrary Files -- Remote/Unauthenticated
Provide Misleading Information -- Remote/Unauthenticated
Reduced Security -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-16395
Reference: ASB-2019.0059.2
ESB-2019.2542
ESB-2018.3444
ESB-2018.3309
Original Bulletin:
https://access.redhat.com/errata/RHSA-2019:1948
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Red Hat Security Advisory
Synopsis: Important: ruby security update
Advisory ID: RHSA-2019:1948-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1948
Issue date: 2019-07-30
CVE Names: CVE-2018-16395
=====================================================================
1. Summary:
An update for ruby is now available for Red Hat Enterprise Linux 7.4
Extended Update Support.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux ComputeNode EUS (v. 7.4) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.4) - noarch, x86_64
Red Hat Enterprise Linux Server EUS (v. 7.4) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional EUS (v. 7.4) - noarch, ppc64, ppc64le, s390x, x86_64
3. Description:
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):
* ruby: OpenSSL::X509::Name equality check does not work correctly
(CVE-2018-16395)
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.
4. 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
5. Bugs fixed (https://bugzilla.redhat.com/):
1643086 - CVE-2018-16395 ruby: OpenSSL::X509::Name equality check does not work correctly
6. Package List:
Red Hat Enterprise Linux ComputeNode EUS (v. 7.4):
Source:
ruby-2.0.0.648-34.el7_4.src.rpm
noarch:
ruby-irb-2.0.0.648-34.el7_4.noarch.rpm
rubygem-rdoc-4.0.0-34.el7_4.noarch.rpm
rubygems-2.0.14.1-34.el7_4.noarch.rpm
x86_64:
ruby-2.0.0.648-34.el7_4.x86_64.rpm
ruby-debuginfo-2.0.0.648-34.el7_4.i686.rpm
ruby-debuginfo-2.0.0.648-34.el7_4.x86_64.rpm
ruby-libs-2.0.0.648-34.el7_4.i686.rpm
ruby-libs-2.0.0.648-34.el7_4.x86_64.rpm
rubygem-bigdecimal-1.2.0-34.el7_4.x86_64.rpm
rubygem-io-console-0.4.2-34.el7_4.x86_64.rpm
rubygem-json-1.7.7-34.el7_4.x86_64.rpm
rubygem-psych-2.0.0-34.el7_4.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.4):
noarch:
ruby-doc-2.0.0.648-34.el7_4.noarch.rpm
rubygem-minitest-4.3.2-34.el7_4.noarch.rpm
rubygem-rake-0.9.6-34.el7_4.noarch.rpm
rubygems-devel-2.0.14.1-34.el7_4.noarch.rpm
x86_64:
ruby-debuginfo-2.0.0.648-34.el7_4.x86_64.rpm
ruby-devel-2.0.0.648-34.el7_4.x86_64.rpm
ruby-tcltk-2.0.0.648-34.el7_4.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.4):
Source:
ruby-2.0.0.648-34.el7_4.src.rpm
noarch:
ruby-irb-2.0.0.648-34.el7_4.noarch.rpm
rubygem-rdoc-4.0.0-34.el7_4.noarch.rpm
rubygems-2.0.14.1-34.el7_4.noarch.rpm
ppc64:
ruby-2.0.0.648-34.el7_4.ppc64.rpm
ruby-debuginfo-2.0.0.648-34.el7_4.ppc.rpm
ruby-debuginfo-2.0.0.648-34.el7_4.ppc64.rpm
ruby-libs-2.0.0.648-34.el7_4.ppc.rpm
ruby-libs-2.0.0.648-34.el7_4.ppc64.rpm
rubygem-bigdecimal-1.2.0-34.el7_4.ppc64.rpm
rubygem-io-console-0.4.2-34.el7_4.ppc64.rpm
rubygem-json-1.7.7-34.el7_4.ppc64.rpm
rubygem-psych-2.0.0-34.el7_4.ppc64.rpm
ppc64le:
ruby-2.0.0.648-34.el7_4.ppc64le.rpm
ruby-debuginfo-2.0.0.648-34.el7_4.ppc64le.rpm
ruby-libs-2.0.0.648-34.el7_4.ppc64le.rpm
rubygem-bigdecimal-1.2.0-34.el7_4.ppc64le.rpm
rubygem-io-console-0.4.2-34.el7_4.ppc64le.rpm
rubygem-json-1.7.7-34.el7_4.ppc64le.rpm
rubygem-psych-2.0.0-34.el7_4.ppc64le.rpm
s390x:
ruby-2.0.0.648-34.el7_4.s390x.rpm
ruby-debuginfo-2.0.0.648-34.el7_4.s390.rpm
ruby-debuginfo-2.0.0.648-34.el7_4.s390x.rpm
ruby-libs-2.0.0.648-34.el7_4.s390.rpm
ruby-libs-2.0.0.648-34.el7_4.s390x.rpm
rubygem-bigdecimal-1.2.0-34.el7_4.s390x.rpm
rubygem-io-console-0.4.2-34.el7_4.s390x.rpm
rubygem-json-1.7.7-34.el7_4.s390x.rpm
rubygem-psych-2.0.0-34.el7_4.s390x.rpm
x86_64:
ruby-2.0.0.648-34.el7_4.x86_64.rpm
ruby-debuginfo-2.0.0.648-34.el7_4.i686.rpm
ruby-debuginfo-2.0.0.648-34.el7_4.x86_64.rpm
ruby-libs-2.0.0.648-34.el7_4.i686.rpm
ruby-libs-2.0.0.648-34.el7_4.x86_64.rpm
rubygem-bigdecimal-1.2.0-34.el7_4.x86_64.rpm
rubygem-io-console-0.4.2-34.el7_4.x86_64.rpm
rubygem-json-1.7.7-34.el7_4.x86_64.rpm
rubygem-psych-2.0.0-34.el7_4.x86_64.rpm
Red Hat Enterprise Linux Server Optional EUS (v. 7.4):
noarch:
ruby-doc-2.0.0.648-34.el7_4.noarch.rpm
rubygem-minitest-4.3.2-34.el7_4.noarch.rpm
rubygem-rake-0.9.6-34.el7_4.noarch.rpm
rubygems-devel-2.0.14.1-34.el7_4.noarch.rpm
ppc64:
ruby-debuginfo-2.0.0.648-34.el7_4.ppc64.rpm
ruby-devel-2.0.0.648-34.el7_4.ppc64.rpm
ruby-tcltk-2.0.0.648-34.el7_4.ppc64.rpm
ppc64le:
ruby-debuginfo-2.0.0.648-34.el7_4.ppc64le.rpm
ruby-devel-2.0.0.648-34.el7_4.ppc64le.rpm
ruby-tcltk-2.0.0.648-34.el7_4.ppc64le.rpm
s390x:
ruby-debuginfo-2.0.0.648-34.el7_4.s390x.rpm
ruby-devel-2.0.0.648-34.el7_4.s390x.rpm
ruby-tcltk-2.0.0.648-34.el7_4.s390x.rpm
x86_64:
ruby-debuginfo-2.0.0.648-34.el7_4.x86_64.rpm
ruby-devel-2.0.0.648-34.el7_4.x86_64.rpm
ruby-tcltk-2.0.0.648-34.el7_4.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2018-16395
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2019 Red Hat, Inc.
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