{"id":"ALSA-2026:33565","summary":"Important: ruby security update","details":"Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks.  \n\nSecurity Fix(es):  \n\n  * ruby: net-imap: Net::IMAP: Denial of Service via crafted IMAP responses (CVE-2026-42245)\n  * ruby/net-imap: ruby: Net::IMAP: IMAP Command Injection via Symbol Arguments (CVE-2026-42258)\n  * net-imap: ruby: Net::IMAP: Information disclosure via man-in-the-middle attack bypassing TLS (CVE-2026-42246)\n\n\nFor 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.\n","modified":"2026-07-01T13:14:15.670504581Z","published":"2026-06-30T00:00:00Z","related":["CVE-2026-42245","CVE-2026-42246","CVE-2026-42258"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:33565"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-42245"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-42246"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-42258"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2468495"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2468498"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2468499"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2026-33565.html"}],"affected":[{"package":{"name":"ruby","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/ruby"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.10-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"ruby-bundled-gems","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/ruby-bundled-gems"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.10-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"ruby-default-gems","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/ruby-default-gems"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.10-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"ruby-devel","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/ruby-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.10-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"ruby-doc","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/ruby-doc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.10-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"ruby-libs","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/ruby-libs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.10-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-bigdecimal","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-bigdecimal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.5-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-bundler","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-bundler"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.22-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-io-console","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-io-console"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.1-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-irb","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-irb"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.13.1-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-json","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-json"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.2-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-minitest","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-minitest"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.20.0-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-power_assert","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-power_assert"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.3-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-psych","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-psych"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.1.2-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-racc","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-racc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.3-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-rake","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-rake"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.1.0-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-rbs","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-rbs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.0-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-rdoc","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-rdoc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.3.1-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-rexml","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-rexml"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.4-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-rss","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-rss"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.3.1-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-test-unit","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-test-unit"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.1-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygem-typeprof","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygem-typeprof"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.21.9-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygems","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygems"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.22-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}},{"package":{"name":"rubygems-devel","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/rubygems-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.22-13.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:33565.json"}}],"schema_version":"1.7.5"}