Protect yourself against future threats.
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===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2021.2267
ruby:2.7 security, bug fix, and enhancement update
30 June 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: ruby:2.7
Publisher: Red Hat
Operating System: Red Hat
Impact/Access: Provide Misleading Information -- Remote/Unauthenticated
Unauthorised Access -- Remote/Unauthenticated
Reduced Security -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2021-28965 CVE-2020-25613
Reference: ESB-2021.1931
ESB-2021.1930
ESB-2021.1800
ESB-2021.1410
Original Bulletin:
https://access.redhat.com/errata/RHSA-2021:2584
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=====================================================================
Red Hat Security Advisory
Synopsis: Moderate: ruby:2.7 security, bug fix, and enhancement update
Advisory ID: RHSA-2021:2584-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2584
Issue date: 2021-06-29
CVE Names: CVE-2020-25613 CVE-2021-28965
=====================================================================
1. Summary:
An update for the ruby:2.7 module is now available for Red Hat Enterprise
Linux 8.
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 AppStream (v. 8) - aarch64, noarch, 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.
The following packages have been upgraded to a later upstream version: ruby
(2.7.3). (BZ#1951999)
Security Fix(es):
* ruby: Potential HTTP request smuggling in WEBrick (CVE-2020-25613)
* ruby: XML round-trip vulnerability in REXML (CVE-2021-28965)
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.
Bug Fix(es):
* Resolv::DNS: ruby:2.7/ruby: timeouts if multiple IPv6 name servers are
given and address contains leading zero [rhel-8] (BZ#1952000)
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/):
1883623 - CVE-2020-25613 ruby: Potential HTTP request smuggling in WEBrick
1947526 - CVE-2021-28965 ruby: XML round-trip vulnerability in REXML
1951999 - Rebase to the latest Ruby 2.7 point release [rhel-8] [rhel-8.4.0.z]
1952000 - Resolv::DNS: ruby:2.7/ruby: timeouts if multiple IPv6 name servers are given and address contains leading zero [rhel-8] [rhel-8.4.0.z]
6. Package List:
Red Hat Enterprise Linux AppStream (v. 8):
Source:
ruby-2.7.3-136.module+el8.4.0+10728+4c884998.src.rpm
rubygem-abrt-0.4.0-1.module+el8.3.0+7192+4e3a532a.src.rpm
rubygem-bson-4.8.1-1.module+el8.3.0+7192+4e3a532a.src.rpm
rubygem-mongo-2.11.3-1.module+el8.3.0+7192+4e3a532a.src.rpm
rubygem-mysql2-0.5.3-1.module+el8.3.0+7192+4e3a532a.src.rpm
rubygem-pg-1.2.3-1.module+el8.3.0+7192+4e3a532a.src.rpm
aarch64:
ruby-2.7.3-136.module+el8.4.0+10728+4c884998.aarch64.rpm
ruby-debuginfo-2.7.3-136.module+el8.4.0+10728+4c884998.aarch64.rpm
ruby-debugsource-2.7.3-136.module+el8.4.0+10728+4c884998.aarch64.rpm
ruby-devel-2.7.3-136.module+el8.4.0+10728+4c884998.aarch64.rpm
ruby-libs-2.7.3-136.module+el8.4.0+10728+4c884998.aarch64.rpm
ruby-libs-debuginfo-2.7.3-136.module+el8.4.0+10728+4c884998.aarch64.rpm
rubygem-bigdecimal-2.0.0-136.module+el8.4.0+10728+4c884998.aarch64.rpm
rubygem-bigdecimal-debuginfo-2.0.0-136.module+el8.4.0+10728+4c884998.aarch64.rpm
rubygem-bson-4.8.1-1.module+el8.3.0+7192+4e3a532a.aarch64.rpm
rubygem-bson-debuginfo-4.8.1-1.module+el8.3.0+7192+4e3a532a.aarch64.rpm
rubygem-bson-debugsource-4.8.1-1.module+el8.3.0+7192+4e3a532a.aarch64.rpm
rubygem-io-console-0.5.6-136.module+el8.4.0+10728+4c884998.aarch64.rpm
rubygem-io-console-debuginfo-0.5.6-136.module+el8.4.0+10728+4c884998.aarch64.rpm
rubygem-json-2.3.0-136.module+el8.4.0+10728+4c884998.aarch64.rpm
rubygem-json-debuginfo-2.3.0-136.module+el8.4.0+10728+4c884998.aarch64.rpm
rubygem-mysql2-0.5.3-1.module+el8.3.0+7192+4e3a532a.aarch64.rpm
rubygem-mysql2-debuginfo-0.5.3-1.module+el8.3.0+7192+4e3a532a.aarch64.rpm
rubygem-mysql2-debugsource-0.5.3-1.module+el8.3.0+7192+4e3a532a.aarch64.rpm
rubygem-openssl-2.1.2-136.module+el8.4.0+10728+4c884998.aarch64.rpm
rubygem-openssl-debuginfo-2.1.2-136.module+el8.4.0+10728+4c884998.aarch64.rpm
rubygem-pg-1.2.3-1.module+el8.3.0+7192+4e3a532a.aarch64.rpm
rubygem-pg-debuginfo-1.2.3-1.module+el8.3.0+7192+4e3a532a.aarch64.rpm
rubygem-pg-debugsource-1.2.3-1.module+el8.3.0+7192+4e3a532a.aarch64.rpm
rubygem-psych-3.1.0-136.module+el8.4.0+10728+4c884998.aarch64.rpm
rubygem-psych-debuginfo-3.1.0-136.module+el8.4.0+10728+4c884998.aarch64.rpm
noarch:
ruby-default-gems-2.7.3-136.module+el8.4.0+10728+4c884998.noarch.rpm
ruby-doc-2.7.3-136.module+el8.4.0+10728+4c884998.noarch.rpm
rubygem-abrt-0.4.0-1.module+el8.3.0+7192+4e3a532a.noarch.rpm
rubygem-abrt-doc-0.4.0-1.module+el8.3.0+7192+4e3a532a.noarch.rpm
rubygem-bson-doc-4.8.1-1.module+el8.3.0+7192+4e3a532a.noarch.rpm
rubygem-bundler-2.1.4-136.module+el8.4.0+10728+4c884998.noarch.rpm
rubygem-irb-1.2.6-136.module+el8.4.0+10728+4c884998.noarch.rpm
rubygem-minitest-5.13.0-136.module+el8.4.0+10728+4c884998.noarch.rpm
rubygem-mongo-2.11.3-1.module+el8.3.0+7192+4e3a532a.noarch.rpm
rubygem-mongo-doc-2.11.3-1.module+el8.3.0+7192+4e3a532a.noarch.rpm
rubygem-mysql2-doc-0.5.3-1.module+el8.3.0+7192+4e3a532a.noarch.rpm
rubygem-net-telnet-0.2.0-136.module+el8.4.0+10728+4c884998.noarch.rpm
rubygem-pg-doc-1.2.3-1.module+el8.3.0+7192+4e3a532a.noarch.rpm
rubygem-power_assert-1.1.7-136.module+el8.4.0+10728+4c884998.noarch.rpm
rubygem-rake-13.0.1-136.module+el8.4.0+10728+4c884998.noarch.rpm
rubygem-rdoc-6.2.1-136.module+el8.4.0+10728+4c884998.noarch.rpm
rubygem-test-unit-3.3.4-136.module+el8.4.0+10728+4c884998.noarch.rpm
rubygem-xmlrpc-0.3.0-136.module+el8.4.0+10728+4c884998.noarch.rpm
rubygems-3.1.6-136.module+el8.4.0+10728+4c884998.noarch.rpm
rubygems-devel-3.1.6-136.module+el8.4.0+10728+4c884998.noarch.rpm
ppc64le:
ruby-2.7.3-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
ruby-debuginfo-2.7.3-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
ruby-debugsource-2.7.3-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
ruby-devel-2.7.3-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
ruby-libs-2.7.3-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
ruby-libs-debuginfo-2.7.3-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
rubygem-bigdecimal-2.0.0-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
rubygem-bigdecimal-debuginfo-2.0.0-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
rubygem-bson-4.8.1-1.module+el8.3.0+7192+4e3a532a.ppc64le.rpm
rubygem-bson-debuginfo-4.8.1-1.module+el8.3.0+7192+4e3a532a.ppc64le.rpm
rubygem-bson-debugsource-4.8.1-1.module+el8.3.0+7192+4e3a532a.ppc64le.rpm
rubygem-io-console-0.5.6-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
rubygem-io-console-debuginfo-0.5.6-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
rubygem-json-2.3.0-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
rubygem-json-debuginfo-2.3.0-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
rubygem-mysql2-0.5.3-1.module+el8.3.0+7192+4e3a532a.ppc64le.rpm
rubygem-mysql2-debuginfo-0.5.3-1.module+el8.3.0+7192+4e3a532a.ppc64le.rpm
rubygem-mysql2-debugsource-0.5.3-1.module+el8.3.0+7192+4e3a532a.ppc64le.rpm
rubygem-openssl-2.1.2-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
rubygem-openssl-debuginfo-2.1.2-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
rubygem-pg-1.2.3-1.module+el8.3.0+7192+4e3a532a.ppc64le.rpm
rubygem-pg-debuginfo-1.2.3-1.module+el8.3.0+7192+4e3a532a.ppc64le.rpm
rubygem-pg-debugsource-1.2.3-1.module+el8.3.0+7192+4e3a532a.ppc64le.rpm
rubygem-psych-3.1.0-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
rubygem-psych-debuginfo-3.1.0-136.module+el8.4.0+10728+4c884998.ppc64le.rpm
s390x:
ruby-2.7.3-136.module+el8.4.0+10728+4c884998.s390x.rpm
ruby-debuginfo-2.7.3-136.module+el8.4.0+10728+4c884998.s390x.rpm
ruby-debugsource-2.7.3-136.module+el8.4.0+10728+4c884998.s390x.rpm
ruby-devel-2.7.3-136.module+el8.4.0+10728+4c884998.s390x.rpm
ruby-libs-2.7.3-136.module+el8.4.0+10728+4c884998.s390x.rpm
ruby-libs-debuginfo-2.7.3-136.module+el8.4.0+10728+4c884998.s390x.rpm
rubygem-bigdecimal-2.0.0-136.module+el8.4.0+10728+4c884998.s390x.rpm
rubygem-bigdecimal-debuginfo-2.0.0-136.module+el8.4.0+10728+4c884998.s390x.rpm
rubygem-bson-4.8.1-1.module+el8.3.0+7192+4e3a532a.s390x.rpm
rubygem-bson-debuginfo-4.8.1-1.module+el8.3.0+7192+4e3a532a.s390x.rpm
rubygem-bson-debugsource-4.8.1-1.module+el8.3.0+7192+4e3a532a.s390x.rpm
rubygem-io-console-0.5.6-136.module+el8.4.0+10728+4c884998.s390x.rpm
rubygem-io-console-debuginfo-0.5.6-136.module+el8.4.0+10728+4c884998.s390x.rpm
rubygem-json-2.3.0-136.module+el8.4.0+10728+4c884998.s390x.rpm
rubygem-json-debuginfo-2.3.0-136.module+el8.4.0+10728+4c884998.s390x.rpm
rubygem-mysql2-0.5.3-1.module+el8.3.0+7192+4e3a532a.s390x.rpm
rubygem-mysql2-debuginfo-0.5.3-1.module+el8.3.0+7192+4e3a532a.s390x.rpm
rubygem-mysql2-debugsource-0.5.3-1.module+el8.3.0+7192+4e3a532a.s390x.rpm
rubygem-openssl-2.1.2-136.module+el8.4.0+10728+4c884998.s390x.rpm
rubygem-openssl-debuginfo-2.1.2-136.module+el8.4.0+10728+4c884998.s390x.rpm
rubygem-pg-1.2.3-1.module+el8.3.0+7192+4e3a532a.s390x.rpm
rubygem-pg-debuginfo-1.2.3-1.module+el8.3.0+7192+4e3a532a.s390x.rpm
rubygem-pg-debugsource-1.2.3-1.module+el8.3.0+7192+4e3a532a.s390x.rpm
rubygem-psych-3.1.0-136.module+el8.4.0+10728+4c884998.s390x.rpm
rubygem-psych-debuginfo-3.1.0-136.module+el8.4.0+10728+4c884998.s390x.rpm
x86_64:
ruby-2.7.3-136.module+el8.4.0+10728+4c884998.i686.rpm
ruby-2.7.3-136.module+el8.4.0+10728+4c884998.x86_64.rpm
ruby-debuginfo-2.7.3-136.module+el8.4.0+10728+4c884998.i686.rpm
ruby-debuginfo-2.7.3-136.module+el8.4.0+10728+4c884998.x86_64.rpm
ruby-debugsource-2.7.3-136.module+el8.4.0+10728+4c884998.i686.rpm
ruby-debugsource-2.7.3-136.module+el8.4.0+10728+4c884998.x86_64.rpm
ruby-devel-2.7.3-136.module+el8.4.0+10728+4c884998.i686.rpm
ruby-devel-2.7.3-136.module+el8.4.0+10728+4c884998.x86_64.rpm
ruby-libs-2.7.3-136.module+el8.4.0+10728+4c884998.i686.rpm
ruby-libs-2.7.3-136.module+el8.4.0+10728+4c884998.x86_64.rpm
ruby-libs-debuginfo-2.7.3-136.module+el8.4.0+10728+4c884998.i686.rpm
ruby-libs-debuginfo-2.7.3-136.module+el8.4.0+10728+4c884998.x86_64.rpm
rubygem-bigdecimal-2.0.0-136.module+el8.4.0+10728+4c884998.i686.rpm
rubygem-bigdecimal-2.0.0-136.module+el8.4.0+10728+4c884998.x86_64.rpm
rubygem-bigdecimal-debuginfo-2.0.0-136.module+el8.4.0+10728+4c884998.i686.rpm
rubygem-bigdecimal-debuginfo-2.0.0-136.module+el8.4.0+10728+4c884998.x86_64.rpm
rubygem-bson-4.8.1-1.module+el8.3.0+7192+4e3a532a.x86_64.rpm
rubygem-bson-debuginfo-4.8.1-1.module+el8.3.0+7192+4e3a532a.x86_64.rpm
rubygem-bson-debugsource-4.8.1-1.module+el8.3.0+7192+4e3a532a.x86_64.rpm
rubygem-io-console-0.5.6-136.module+el8.4.0+10728+4c884998.i686.rpm
rubygem-io-console-0.5.6-136.module+el8.4.0+10728+4c884998.x86_64.rpm
rubygem-io-console-debuginfo-0.5.6-136.module+el8.4.0+10728+4c884998.i686.rpm
rubygem-io-console-debuginfo-0.5.6-136.module+el8.4.0+10728+4c884998.x86_64.rpm
rubygem-json-2.3.0-136.module+el8.4.0+10728+4c884998.i686.rpm
rubygem-json-2.3.0-136.module+el8.4.0+10728+4c884998.x86_64.rpm
rubygem-json-debuginfo-2.3.0-136.module+el8.4.0+10728+4c884998.i686.rpm
rubygem-json-debuginfo-2.3.0-136.module+el8.4.0+10728+4c884998.x86_64.rpm
rubygem-mysql2-0.5.3-1.module+el8.3.0+7192+4e3a532a.x86_64.rpm
rubygem-mysql2-debuginfo-0.5.3-1.module+el8.3.0+7192+4e3a532a.x86_64.rpm
rubygem-mysql2-debugsource-0.5.3-1.module+el8.3.0+7192+4e3a532a.x86_64.rpm
rubygem-openssl-2.1.2-136.module+el8.4.0+10728+4c884998.i686.rpm
rubygem-openssl-2.1.2-136.module+el8.4.0+10728+4c884998.x86_64.rpm
rubygem-openssl-debuginfo-2.1.2-136.module+el8.4.0+10728+4c884998.i686.rpm
rubygem-openssl-debuginfo-2.1.2-136.module+el8.4.0+10728+4c884998.x86_64.rpm
rubygem-pg-1.2.3-1.module+el8.3.0+7192+4e3a532a.x86_64.rpm
rubygem-pg-debuginfo-1.2.3-1.module+el8.3.0+7192+4e3a532a.x86_64.rpm
rubygem-pg-debugsource-1.2.3-1.module+el8.3.0+7192+4e3a532a.x86_64.rpm
rubygem-psych-3.1.0-136.module+el8.4.0+10728+4c884998.i686.rpm
rubygem-psych-3.1.0-136.module+el8.4.0+10728+4c884998.x86_64.rpm
rubygem-psych-debuginfo-3.1.0-136.module+el8.4.0+10728+4c884998.i686.rpm
rubygem-psych-debuginfo-3.1.0-136.module+el8.4.0+10728+4c884998.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-2020-25613
https://access.redhat.com/security/cve/CVE-2021-28965
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 2021 Red Hat, Inc.
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