RHSA-2021:3020: ruby-default-gems security update

RHSA-2021:3020, released August 5, 2021, fixes 4 CVEs in ruby-default-gems (version 0:2.7.4-137.module+el8.4.0+12025+f744ca41). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

8.8

Base score, 0 to 10

Highest EPSS

0.0631

93rd percentile

Priority of the 4 CVEs

Patch now 0
                                Urgent 0
                                High 4
                                Routine 0

Fixed package versions

Product	Release	Fixed in
ruby-default-gems	RHEL 8	0:2.7.4-137.module+el8.4.0+12025+f744ca41

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2020-36327	rubygem-bundler: This update for rubygem-bundler fixes the following issues: - CVE-2020-36327: Fixed bundler choosing a dependency so...	8.8	0.0631	None reported
High	CVE-2021-31810	ruby: Ruby is an extensible, interpreted, object-oriented, scripting language	7.4	0.0305	None reported
High	CVE-2021-32066	ruby: Ruby is an extensible, interpreted, object-oriented, scripting language	7.4	0.0291	None reported
High	CVE-2021-31799	ruby-devel: Ruby is an extensible, interpreted, object-oriented, scripting language	7.4	0.0148	None reported

Also fixes CVE-2020-36327

ELSA-2022-0543
rubygem-did_you_mean, rubygem-irb on ol 8
ALSA-2022:0543
rubygem-irb on almalinux 8
RHSA-2022:0543
ruby, ruby-devel, ruby-doc and 27 more on RHEL 8
ELSA-2021-3020
ruby, ruby-default-gems, ruby-devel and 28 more on ol 8
SUSE-SU-2026:1355-1
rubygem-bundler on sles 15.7
SUSE-SU-2025:1294-1
rubygem-bundler on opensuse-leap 15.6, sles 15.6
ALSA-2022:0545
ruby, ruby-devel, ruby-doc and 29 more on almalinux 8
RLSA-2022:0545
ruby, rubygem-abrt, rubygem-bson and 4 more on rocky 8

Vendor advisory

https://access.redhat.com/errata/RHSA-2021:3020

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