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Red Hat Security Advisory 2020-2839-01

Red Hat Security Advisory 2020-2839-01
Posted Jul 7, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2839-01 - Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks.

tags | advisory, ruby
systems | linux, redhat
advisories | CVE-2018-16396
MD5 | 92679d78f903b676d9a0c4fa7f9945ee

Red Hat Security Advisory 2020-2839-01

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====================================================================
Red Hat Security Advisory

Synopsis: Moderate: ruby security update
Advisory ID: RHSA-2020:2839-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2839
Issue date: 2020-07-07
CVE Names: CVE-2018-16396
====================================================================
1. Summary:

An update for ruby is now available for Red Hat Enterprise Linux 7.6
Extended Update Support.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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. 7.6) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) - noarch, x86_64
Red Hat Enterprise Linux Server EUS (v. 7.6) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional EUS (v. 7.6) - noarch, ppc64, ppc64le, s390x, 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

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: Tainted flags are not propagated in Array#pack and String#unpack
with some directives (CVE-2018-16396)

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/):

1643089 - CVE-2018-16396 ruby: Tainted flags are not propagated in Array#pack and String#unpack with some directives

6. Package List:

Red Hat Enterprise Linux ComputeNode EUS (v. 7.6):

Source:
ruby-2.0.0.648-38.el7_6.src.rpm

noarch:
ruby-irb-2.0.0.648-38.el7_6.noarch.rpm
rubygem-rdoc-4.0.0-38.el7_6.noarch.rpm
rubygems-2.0.14.1-38.el7_6.noarch.rpm

x86_64:
ruby-2.0.0.648-38.el7_6.x86_64.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.i686.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.x86_64.rpm
ruby-libs-2.0.0.648-38.el7_6.i686.rpm
ruby-libs-2.0.0.648-38.el7_6.x86_64.rpm
rubygem-bigdecimal-1.2.0-38.el7_6.x86_64.rpm
rubygem-io-console-0.4.2-38.el7_6.x86_64.rpm
rubygem-json-1.7.7-38.el7_6.x86_64.rpm
rubygem-psych-2.0.0-38.el7_6.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6):

noarch:
ruby-doc-2.0.0.648-38.el7_6.noarch.rpm
rubygem-minitest-4.3.2-38.el7_6.noarch.rpm
rubygem-rake-0.9.6-38.el7_6.noarch.rpm
rubygems-devel-2.0.14.1-38.el7_6.noarch.rpm

x86_64:
ruby-debuginfo-2.0.0.648-38.el7_6.x86_64.rpm
ruby-devel-2.0.0.648-38.el7_6.x86_64.rpm
ruby-tcltk-2.0.0.648-38.el7_6.x86_64.rpm

Red Hat Enterprise Linux Server EUS (v. 7.6):

Source:
ruby-2.0.0.648-38.el7_6.src.rpm

noarch:
ruby-irb-2.0.0.648-38.el7_6.noarch.rpm
rubygem-rdoc-4.0.0-38.el7_6.noarch.rpm
rubygems-2.0.14.1-38.el7_6.noarch.rpm

ppc64:
ruby-2.0.0.648-38.el7_6.ppc64.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.ppc.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.ppc64.rpm
ruby-libs-2.0.0.648-38.el7_6.ppc.rpm
ruby-libs-2.0.0.648-38.el7_6.ppc64.rpm
rubygem-bigdecimal-1.2.0-38.el7_6.ppc64.rpm
rubygem-io-console-0.4.2-38.el7_6.ppc64.rpm
rubygem-json-1.7.7-38.el7_6.ppc64.rpm
rubygem-psych-2.0.0-38.el7_6.ppc64.rpm

ppc64le:
ruby-2.0.0.648-38.el7_6.ppc64le.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.ppc64le.rpm
ruby-libs-2.0.0.648-38.el7_6.ppc64le.rpm
rubygem-bigdecimal-1.2.0-38.el7_6.ppc64le.rpm
rubygem-io-console-0.4.2-38.el7_6.ppc64le.rpm
rubygem-json-1.7.7-38.el7_6.ppc64le.rpm
rubygem-psych-2.0.0-38.el7_6.ppc64le.rpm

s390x:
ruby-2.0.0.648-38.el7_6.s390x.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.s390.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.s390x.rpm
ruby-libs-2.0.0.648-38.el7_6.s390.rpm
ruby-libs-2.0.0.648-38.el7_6.s390x.rpm
rubygem-bigdecimal-1.2.0-38.el7_6.s390x.rpm
rubygem-io-console-0.4.2-38.el7_6.s390x.rpm
rubygem-json-1.7.7-38.el7_6.s390x.rpm
rubygem-psych-2.0.0-38.el7_6.s390x.rpm

x86_64:
ruby-2.0.0.648-38.el7_6.x86_64.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.i686.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.x86_64.rpm
ruby-libs-2.0.0.648-38.el7_6.i686.rpm
ruby-libs-2.0.0.648-38.el7_6.x86_64.rpm
rubygem-bigdecimal-1.2.0-38.el7_6.x86_64.rpm
rubygem-io-console-0.4.2-38.el7_6.x86_64.rpm
rubygem-json-1.7.7-38.el7_6.x86_64.rpm
rubygem-psych-2.0.0-38.el7_6.x86_64.rpm

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):

Source:
ruby-2.0.0.648-38.el7_6.src.rpm

aarch64:
ruby-2.0.0.648-38.el7_6.aarch64.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.aarch64.rpm
ruby-libs-2.0.0.648-38.el7_6.aarch64.rpm
rubygem-bigdecimal-1.2.0-38.el7_6.aarch64.rpm
rubygem-io-console-0.4.2-38.el7_6.aarch64.rpm
rubygem-json-1.7.7-38.el7_6.aarch64.rpm
rubygem-psych-2.0.0-38.el7_6.aarch64.rpm

noarch:
ruby-irb-2.0.0.648-38.el7_6.noarch.rpm
rubygem-rdoc-4.0.0-38.el7_6.noarch.rpm
rubygems-2.0.14.1-38.el7_6.noarch.rpm

ppc64le:
ruby-2.0.0.648-38.el7_6.ppc64le.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.ppc64le.rpm
ruby-libs-2.0.0.648-38.el7_6.ppc64le.rpm
rubygem-bigdecimal-1.2.0-38.el7_6.ppc64le.rpm
rubygem-io-console-0.4.2-38.el7_6.ppc64le.rpm
rubygem-json-1.7.7-38.el7_6.ppc64le.rpm
rubygem-psych-2.0.0-38.el7_6.ppc64le.rpm

s390x:
ruby-2.0.0.648-38.el7_6.s390x.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.s390.rpm
ruby-debuginfo-2.0.0.648-38.el7_6.s390x.rpm
ruby-libs-2.0.0.648-38.el7_6.s390.rpm
ruby-libs-2.0.0.648-38.el7_6.s390x.rpm
rubygem-bigdecimal-1.2.0-38.el7_6.s390x.rpm
rubygem-io-console-0.4.2-38.el7_6.s390x.rpm
rubygem-json-1.7.7-38.el7_6.s390x.rpm
rubygem-psych-2.0.0-38.el7_6.s390x.rpm

Red Hat Enterprise Linux Server Optional EUS (v. 7.6):

noarch:
ruby-doc-2.0.0.648-38.el7_6.noarch.rpm
rubygem-minitest-4.3.2-38.el7_6.noarch.rpm
rubygem-rake-0.9.6-38.el7_6.noarch.rpm
rubygems-devel-2.0.14.1-38.el7_6.noarch.rpm

ppc64:
ruby-debuginfo-2.0.0.648-38.el7_6.ppc64.rpm
ruby-devel-2.0.0.648-38.el7_6.ppc64.rpm
ruby-tcltk-2.0.0.648-38.el7_6.ppc64.rpm

ppc64le:
ruby-debuginfo-2.0.0.648-38.el7_6.ppc64le.rpm
ruby-devel-2.0.0.648-38.el7_6.ppc64le.rpm
ruby-tcltk-2.0.0.648-38.el7_6.ppc64le.rpm

s390x:
ruby-debuginfo-2.0.0.648-38.el7_6.s390x.rpm
ruby-devel-2.0.0.648-38.el7_6.s390x.rpm
ruby-tcltk-2.0.0.648-38.el7_6.s390x.rpm

x86_64:
ruby-debuginfo-2.0.0.648-38.el7_6.x86_64.rpm
ruby-devel-2.0.0.648-38.el7_6.x86_64.rpm
ruby-tcltk-2.0.0.648-38.el7_6.x86_64.rpm

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7):

aarch64:
ruby-debuginfo-2.0.0.648-38.el7_6.aarch64.rpm
ruby-devel-2.0.0.648-38.el7_6.aarch64.rpm
ruby-tcltk-2.0.0.648-38.el7_6.aarch64.rpm

noarch:
ruby-doc-2.0.0.648-38.el7_6.noarch.rpm
rubygem-minitest-4.3.2-38.el7_6.noarch.rpm
rubygem-rake-0.9.6-38.el7_6.noarch.rpm
rubygems-devel-2.0.14.1-38.el7_6.noarch.rpm

ppc64le:
ruby-debuginfo-2.0.0.648-38.el7_6.ppc64le.rpm
ruby-devel-2.0.0.648-38.el7_6.ppc64le.rpm
ruby-tcltk-2.0.0.648-38.el7_6.ppc64le.rpm

s390x:
ruby-debuginfo-2.0.0.648-38.el7_6.s390x.rpm
ruby-devel-2.0.0.648-38.el7_6.s390x.rpm
ruby-tcltk-2.0.0.648-38.el7_6.s390x.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-2018-16396
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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