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Red Hat Enterprise Linux 7.6: RHSA-2020:2288 Moderate: Ruby Security Fix

Calendar May 26, 2020 • User Avatar LinuxSecurity Advisories
5 - 10 min read
Redhat Large Esm H500
Topics%20covered

Topics Covered

security advisory system management moderate impact red hat enterprise linux ruby update http response splitting buffer under-read
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 
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====================================================================                   Red Hat Security Advisory

Synopsis:          Moderate: ruby security update
Advisory ID:       RHSA-2020:2288-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:2288
Issue date:        2020-05-26
CVE Names:         CVE-2017-17742 CVE-2018-8778 
====================================================================
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: HTTP response splitting in WEBrick (CVE-2017-17742)

* ruby: Buffer under-read in String#unpack (CVE-2018-8778)

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/):

1561952 - CVE-2017-17742 ruby: HTTP response splitting in WEBrick
1561953 - CVE-2018-8778 ruby: Buffer under-read in String#unpack

6. Package List:

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

Source:
ruby-2.0.0.648-37.el7_6.src.rpm

noarch:
ruby-irb-2.0.0.648-37.el7_6.noarch.rpm
rubygem-rdoc-4.0.0-37.el7_6.noarch.rpm
rubygems-2.0.14.1-37.el7_6.noarch.rpm

x86_64:
ruby-2.0.0.648-37.el7_6.x86_64.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.i686.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.x86_64.rpm
ruby-libs-2.0.0.648-37.el7_6.i686.rpm
ruby-libs-2.0.0.648-37.el7_6.x86_64.rpm
rubygem-bigdecimal-1.2.0-37.el7_6.x86_64.rpm
rubygem-io-console-0.4.2-37.el7_6.x86_64.rpm
rubygem-json-1.7.7-37.el7_6.x86_64.rpm
rubygem-psych-2.0.0-37.el7_6.x86_64.rpm

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

noarch:
ruby-doc-2.0.0.648-37.el7_6.noarch.rpm
rubygem-minitest-4.3.2-37.el7_6.noarch.rpm
rubygem-rake-0.9.6-37.el7_6.noarch.rpm
rubygems-devel-2.0.14.1-37.el7_6.noarch.rpm

x86_64:
ruby-debuginfo-2.0.0.648-37.el7_6.x86_64.rpm
ruby-devel-2.0.0.648-37.el7_6.x86_64.rpm
ruby-tcltk-2.0.0.648-37.el7_6.x86_64.rpm

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

Source:
ruby-2.0.0.648-37.el7_6.src.rpm

noarch:
ruby-irb-2.0.0.648-37.el7_6.noarch.rpm
rubygem-rdoc-4.0.0-37.el7_6.noarch.rpm
rubygems-2.0.14.1-37.el7_6.noarch.rpm

ppc64:
ruby-2.0.0.648-37.el7_6.ppc64.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.ppc.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.ppc64.rpm
ruby-libs-2.0.0.648-37.el7_6.ppc.rpm
ruby-libs-2.0.0.648-37.el7_6.ppc64.rpm
rubygem-bigdecimal-1.2.0-37.el7_6.ppc64.rpm
rubygem-io-console-0.4.2-37.el7_6.ppc64.rpm
rubygem-json-1.7.7-37.el7_6.ppc64.rpm
rubygem-psych-2.0.0-37.el7_6.ppc64.rpm

ppc64le:
ruby-2.0.0.648-37.el7_6.ppc64le.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.ppc64le.rpm
ruby-libs-2.0.0.648-37.el7_6.ppc64le.rpm
rubygem-bigdecimal-1.2.0-37.el7_6.ppc64le.rpm
rubygem-io-console-0.4.2-37.el7_6.ppc64le.rpm
rubygem-json-1.7.7-37.el7_6.ppc64le.rpm
rubygem-psych-2.0.0-37.el7_6.ppc64le.rpm

s390x:
ruby-2.0.0.648-37.el7_6.s390x.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.s390.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.s390x.rpm
ruby-libs-2.0.0.648-37.el7_6.s390.rpm
ruby-libs-2.0.0.648-37.el7_6.s390x.rpm
rubygem-bigdecimal-1.2.0-37.el7_6.s390x.rpm
rubygem-io-console-0.4.2-37.el7_6.s390x.rpm
rubygem-json-1.7.7-37.el7_6.s390x.rpm
rubygem-psych-2.0.0-37.el7_6.s390x.rpm

x86_64:
ruby-2.0.0.648-37.el7_6.x86_64.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.i686.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.x86_64.rpm
ruby-libs-2.0.0.648-37.el7_6.i686.rpm
ruby-libs-2.0.0.648-37.el7_6.x86_64.rpm
rubygem-bigdecimal-1.2.0-37.el7_6.x86_64.rpm
rubygem-io-console-0.4.2-37.el7_6.x86_64.rpm
rubygem-json-1.7.7-37.el7_6.x86_64.rpm
rubygem-psych-2.0.0-37.el7_6.x86_64.rpm

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

Source:
ruby-2.0.0.648-37.el7_6.src.rpm

aarch64:
ruby-2.0.0.648-37.el7_6.aarch64.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.aarch64.rpm
ruby-libs-2.0.0.648-37.el7_6.aarch64.rpm
rubygem-bigdecimal-1.2.0-37.el7_6.aarch64.rpm
rubygem-io-console-0.4.2-37.el7_6.aarch64.rpm
rubygem-json-1.7.7-37.el7_6.aarch64.rpm
rubygem-psych-2.0.0-37.el7_6.aarch64.rpm

noarch:
ruby-irb-2.0.0.648-37.el7_6.noarch.rpm
rubygem-rdoc-4.0.0-37.el7_6.noarch.rpm
rubygems-2.0.14.1-37.el7_6.noarch.rpm

ppc64le:
ruby-2.0.0.648-37.el7_6.ppc64le.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.ppc64le.rpm
ruby-libs-2.0.0.648-37.el7_6.ppc64le.rpm
rubygem-bigdecimal-1.2.0-37.el7_6.ppc64le.rpm
rubygem-io-console-0.4.2-37.el7_6.ppc64le.rpm
rubygem-json-1.7.7-37.el7_6.ppc64le.rpm
rubygem-psych-2.0.0-37.el7_6.ppc64le.rpm

s390x:
ruby-2.0.0.648-37.el7_6.s390x.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.s390.rpm
ruby-debuginfo-2.0.0.648-37.el7_6.s390x.rpm
ruby-libs-2.0.0.648-37.el7_6.s390.rpm
ruby-libs-2.0.0.648-37.el7_6.s390x.rpm
rubygem-bigdecimal-1.2.0-37.el7_6.s390x.rpm
rubygem-io-console-0.4.2-37.el7_6.s390x.rpm
rubygem-json-1.7.7-37.el7_6.s390x.rpm
rubygem-psych-2.0.0-37.el7_6.s390x.rpm

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

noarch:
ruby-doc-2.0.0.648-37.el7_6.noarch.rpm
rubygem-minitest-4.3.2-37.el7_6.noarch.rpm
rubygem-rake-0.9.6-37.el7_6.noarch.rpm
rubygems-devel-2.0.14.1-37.el7_6.noarch.rpm

ppc64:
ruby-debuginfo-2.0.0.648-37.el7_6.ppc64.rpm
ruby-devel-2.0.0.648-37.el7_6.ppc64.rpm
ruby-tcltk-2.0.0.648-37.el7_6.ppc64.rpm

ppc64le:
ruby-debuginfo-2.0.0.648-37.el7_6.ppc64le.rpm
ruby-devel-2.0.0.648-37.el7_6.ppc64le.rpm
ruby-tcltk-2.0.0.648-37.el7_6.ppc64le.rpm

s390x:
ruby-debuginfo-2.0.0.648-37.el7_6.s390x.rpm
ruby-devel-2.0.0.648-37.el7_6.s390x.rpm
ruby-tcltk-2.0.0.648-37.el7_6.s390x.rpm

x86_64:
ruby-debuginfo-2.0.0.648-37.el7_6.x86_64.rpm
ruby-devel-2.0.0.648-37.el7_6.x86_64.rpm
ruby-tcltk-2.0.0.648-37.el7_6.x86_64.rpm

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

aarch64:
ruby-debuginfo-2.0.0.648-37.el7_6.aarch64.rpm
ruby-devel-2.0.0.648-37.el7_6.aarch64.rpm
ruby-tcltk-2.0.0.648-37.el7_6.aarch64.rpm

noarch:
ruby-doc-2.0.0.648-37.el7_6.noarch.rpm
rubygem-minitest-4.3.2-37.el7_6.noarch.rpm
rubygem-rake-0.9.6-37.el7_6.noarch.rpm
rubygems-devel-2.0.14.1-37.el7_6.noarch.rpm

ppc64le:
ruby-debuginfo-2.0.0.648-37.el7_6.ppc64le.rpm
ruby-devel-2.0.0.648-37.el7_6.ppc64le.rpm
ruby-tcltk-2.0.0.648-37.el7_6.ppc64le.rpm

s390x:
ruby-debuginfo-2.0.0.648-37.el7_6.s390x.rpm
ruby-devel-2.0.0.648-37.el7_6.s390x.rpm
ruby-tcltk-2.0.0.648-37.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-2017-17742
https://access.redhat.com/security/cve/CVE-2018-8778
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

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

Copyright 2020 Red Hat, Inc.
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Red Hat Enterprise Linux 7.6: RHSA-2020:2288 Moderate: Ruby Security Fix

red hat
Calendar Grey May 26, 2020
Dist Redhat Esm H88
The latest Ruby update addresses security vulnerabilities, particularly concerning HTTP response splitting and buffer overflow problems, which have been assessed as moderate by Red Hat.
An update for ruby is now available for Red Hat Enterprise Linux 7.6 Extended Update Support

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):
* ruby: HTTP response splitting in WEBrick (CVE-2017-17742)
* ruby: Buffer under-read in String#unpack (CVE-2018-8778)
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 system management moderate impact red hat enterprise linux ruby update http response splitting buffer under-read

References

https://access.redhat.com/security/cve/CVE-2017-17742 https://access.redhat.com/security/cve/CVE-2018-8778 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux ComputeNode EUS (v. 7.6):
Source: ruby-2.0.0.648-37.el7_6.src.rpm
noarch: ruby-irb-2.0.0.648-37.el7_6.noarch.rpm rubygem-rdoc-4.0.0-37.el7_6.noarch.rpm rubygems-2.0.14.1-37.el7_6.noarch.rpm
x86_64: ruby-2.0.0.648-37.el7_6.x86_64.rpm ruby-debuginfo-2.0.0.648-37.el7_6.i686.rpm ruby-debuginfo-2.0.0.648-37.el7_6.x86_64.rpm ruby-libs-2.0.0.648-37.el7_6.i686.rpm ruby-libs-2.0.0.648-37.el7_6.x86_64.rpm rubygem-bigdecimal-1.2.0-37.el7_6.x86_64.rpm rubygem-io-console-0.4.2-37.el7_6.x86_64.rpm rubygem-json-1.7.7-37.el7_6.x86_64.rpm rubygem-psych-2.0.0-37.el7_6.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6):
noarch: ruby-doc-2.0.0.648-37.el7_6.noarch.rpm rubygem-minitest-4.3.2-37.el7_6.noarch.rpm rubygem-rake-0.9.6-37.el7_6.noarch.rpm rubygems-devel-2.0.14.1-37.el7_6.noarch.rpm
x86_64: ruby-debuginfo-2.0.0.648-37.el7_6.x86_64.rpm ruby-devel-2.0.0.648-37.el7_6.x86_64.rpm ruby-tcltk-2.0.0.648-37.el7_6.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.6):
Source: ruby-2.0.0.648-37.el7_6.src.rpm
noarch: ruby-irb-2.0.0.648-37.el7_6.noarch.rpm rubygem-rdoc-4.0.0-37.el7_6.noarch.rpm rubygems-2.0.14.1-37.el7_6.noarch.rpm
ppc64: ruby-2.0.0.648-37.el7_6.ppc64.rpm ruby-debuginfo-2.0.0.648-37.el7_6.ppc.rpm

Read the Full Advisory


Advisory ID: RHSA-2020:2288-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2288
Issue date: 2020-05-26

Topic

An update for ruby is now available for Red Hat Enterprise Linux 7.6Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory system management moderate impact red hat enterprise linux ruby update http response splitting buffer under-read

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

Bugs Fixed

1561952 - CVE-2017-17742 ruby: HTTP response splitting in WEBrick

1561953 - CVE-2018-8778 ruby: Buffer under-read in String#unpack

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