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OpenAdvisories
High ALSA-2021:3020 4 CVEs

Important: ruby:2.7 security update

Published Aug 5, 2021 · Updated Oct 29, 2026

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):

* rubygem-bundler: Dependencies of gems with explicit source may be installed from a different source (CVE-2020-36327)

* rubygem-rdoc: Command injection vulnerability in RDoc (CVE-2021-31799)

* ruby: FTP PASV command response can cause Net::FTP to connect to arbitrary host (CVE-2021-31810)

* ruby: StartTLS stripping vulnerability in Net::IMAP (CVE-2021-32066)

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.

Fixed packages 53

ReleasePackageFixed in
AlmaLinux · 8 ruby 2.7.4-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 ruby 2.7.4-137.module_el8.5.0+117+35d1289b
AlmaLinux · 8 ruby-default-gems 2.7.4-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 ruby-devel 2.7.4-137.module_el8.5.0+117+35d1289b
AlmaLinux · 8 ruby-devel 2.7.4-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 ruby-doc 2.7.4-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 ruby-libs 2.7.4-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 ruby-libs 2.7.4-137.module_el8.5.0+117+35d1289b
AlmaLinux · 8 rubygem-abrt 0.4.0-1.module_el8.4.0+2399+4e3a532a
AlmaLinux · 8 rubygem-abrt 0.4.0-1.module_el8.3.0+6147+d0dfc1e4
AlmaLinux · 8 rubygem-abrt 0.4.0-1.module_el8.5.0+118+1ab773e1
AlmaLinux · 8 rubygem-abrt-doc 0.4.0-1.module_el8.5.0+118+1ab773e1
AlmaLinux · 8 rubygem-abrt-doc 0.4.0-1.module_el8.3.0+6147+d0dfc1e4
AlmaLinux · 8 rubygem-abrt-doc 0.4.0-1.module_el8.4.0+2399+4e3a532a
AlmaLinux · 8 rubygem-bigdecimal 2.0.0-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-bigdecimal 2.0.0-137.module_el8.5.0+117+35d1289b
AlmaLinux · 8 rubygem-bson 4.8.1-1.module_el8.5.0+117+35d1289b
AlmaLinux · 8 rubygem-bson 4.8.1-1.module_el8.4.0+2399+4e3a532a
AlmaLinux · 8 rubygem-bson 4.8.1-1.module_el8.3.0+6147+d0dfc1e4
AlmaLinux · 8 rubygem-bson-doc 4.8.1-1.module_el8.3.0+6147+d0dfc1e4
AlmaLinux · 8 rubygem-bundler 2.2.24-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-io-console 0.5.6-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-io-console 0.5.6-137.module_el8.5.0+117+35d1289b
AlmaLinux · 8 rubygem-irb 1.2.6-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-json 2.3.0-137.module_el8.5.0+117+35d1289b
AlmaLinux · 8 rubygem-json 2.3.0-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-minitest 5.13.0-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-mongo 2.11.3-1.module_el8.3.0+6147+d0dfc1e4
AlmaLinux · 8 rubygem-mongo-doc 2.11.3-1.module_el8.3.0+6147+d0dfc1e4
AlmaLinux · 8 rubygem-mysql2 0.5.3-1.module_el8.4.0+2399+4e3a532a
AlmaLinux · 8 rubygem-mysql2 0.5.3-1.module_el8.3.0+6147+d0dfc1e4
AlmaLinux · 8 rubygem-mysql2 0.5.3-1.module_el8.5.0+118+1ab773e1
AlmaLinux · 8 rubygem-mysql2-doc 0.5.3-1.module_el8.5.0+118+1ab773e1
AlmaLinux · 8 rubygem-mysql2-doc 0.5.3-1.module_el8.3.0+6147+d0dfc1e4
AlmaLinux · 8 rubygem-mysql2-doc 0.5.3-1.module_el8.4.0+2399+4e3a532a
AlmaLinux · 8 rubygem-net-telnet 0.2.0-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-openssl 2.1.2-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-openssl 2.1.2-137.module_el8.5.0+117+35d1289b
AlmaLinux · 8 rubygem-pg 1.2.3-1.module_el8.3.0+6147+d0dfc1e4
AlmaLinux · 8 rubygem-pg 1.2.3-1.module_el8.5.0+118+1ab773e1
AlmaLinux · 8 rubygem-pg 1.2.3-1.module_el8.4.0+2399+4e3a532a
AlmaLinux · 8 rubygem-pg-doc 1.2.3-1.module_el8.3.0+6147+d0dfc1e4
AlmaLinux · 8 rubygem-pg-doc 1.2.3-1.module_el8.5.0+118+1ab773e1
AlmaLinux · 8 rubygem-pg-doc 1.2.3-1.module_el8.4.0+2399+4e3a532a
AlmaLinux · 8 rubygem-power_assert 1.1.7-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-psych 3.1.0-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-psych 3.1.0-137.module_el8.5.0+117+35d1289b
AlmaLinux · 8 rubygem-rake 13.0.1-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-rdoc 6.2.1.1-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-test-unit 3.3.4-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygem-xmlrpc 0.3.0-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygems 3.1.6-137.module_el8.4.0+2515+f744ca41
AlmaLinux · 8 rubygems-devel 3.1.6-137.module_el8.4.0+2515+f744ca41

Vulnerabilities 4

References

  • report
    https://vulners.com/cve/CVE-2020-36327
  • report
    https://vulners.com/cve/CVE-2021-31799
  • report
    https://vulners.com/cve/CVE-2021-31810
  • report
    https://vulners.com/cve/CVE-2021-32066