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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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