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Oracle Linux 8 Ruby Important DoS Fixes Advisory ELSA-2026-33515

oracle
Calendar Grey July 7, 2026
Oracle Linux Logo Esm H88
Stay updated on Oracle Linux Security Advisory ELSA-2026-33515 for Ruby 3.3 critical fixes and upgrades.
The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Summary

ruby [3.3.10-7] - Fix DoS via crafted IMAP responses in net-imap. (CVE-2026-42245) Resolves: RHEL-181682 - Fix information disclosure via MITM attack bypassing TLS in net-imap. (CVE-2026-42246) Resolves: RHEL-181759 - Fix command injection via Symbol arguments in net-imap. (CVE-2026-42258) Resolves: RHEL-181791 rubygem-abrt [0.4.0-1] - Update to abrt 0.4.0. Resolves: rhbz#1842476 rubygem-mysql2 [0.5.5-1] - Upgrade to mysql2 0.5.5. Related: RHEL-17090 rubygem-pg [1.5.4-1] - Upgrade to pg 1.5.4. Related: RHEL-17090

Topics%20covered

Topics Covered

security advisory DoS threat important ruby Oracle

SRPMs

http://oss.oracle.com/ol8/SRPMS-updates/ruby-3.3.10-7.module+el8.10.0+90936+88c9ba90.src.rpm http://oss.oracle.com/ol8/SRPMS-updates/rubygem-abrt-0.4.0-1.module+el8.10.0+90287+d51aa4ed.src.rpm http://oss.oracle.com/ol8/SRPMS-updates/rubygem-mysql2-0.5.5-1.module+el8.10.0+90287+d51aa4ed.src.rpm http://oss.oracle.com/ol8/SRPMS-updates/rubygem-pg-1.5.4-1.module+el8.10.0+90287+d51aa4ed.src.rpm

x86_64

ruby-3.3.10-7.module+el8.10.0+90936+88c9ba90.i686.rpm ruby-3.3.10-7.module+el8.10.0+90936+88c9ba90.x86_64.rpm ruby-bundled-gems-3.3.10-7.module+el8.10.0+90936+88c9ba90.i686.rpm ruby-bundled-gems-3.3.10-7.module+el8.10.0+90936+88c9ba90.x86_64.rpm ruby-default-gems-3.3.10-7.module+el8.10.0+90936+88c9ba90.noarch.rpm ruby-devel-3.3.10-7.module+el8.10.0+90936+88c9ba90.i686.rpm ruby-devel-3.3.10-7.module+el8.10.0+90936+88c9ba90.x86_64.rpm ruby-doc-3.3.10-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-abrt-0.4.0-1.module+el8.10.0+90287+d51aa4ed.noarch.rpm rubygem-abrt-doc-0.4.0-1.module+el8.10.0+90287+d51aa4ed.noarch.rpm rubygem-bigdecimal-3.1.5-7.module+el8.10.0+90936+88c9ba90.i686.rpm rubygem-bigdecimal-3.1.5-7.module+el8.10.0+90936+88c9ba90.x86_64.rpm rubygem-bundler-2.5.22-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-io-console-0.7.1-7.module+el8.10.0+90936+88c9ba90.i686.rpm rubygem-io-console-0.7.1-7.module+el8.10.0+90936+88c9ba90.x86_64.rpm rubygem-irb-1.13.1-7.module+el8...

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aarch64

ruby-3.3.10-7.module+el8.10.0+90936+88c9ba90.aarch64.rpm ruby-bundled-gems-3.3.10-7.module+el8.10.0+90936+88c9ba90.aarch64.rpm ruby-default-gems-3.3.10-7.module+el8.10.0+90936+88c9ba90.noarch.rpm ruby-devel-3.3.10-7.module+el8.10.0+90936+88c9ba90.aarch64.rpm ruby-doc-3.3.10-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-abrt-0.4.0-1.module+el8.10.0+90287+d51aa4ed.noarch.rpm rubygem-abrt-doc-0.4.0-1.module+el8.10.0+90287+d51aa4ed.noarch.rpm rubygem-bigdecimal-3.1.5-7.module+el8.10.0+90936+88c9ba90.aarch64.rpm rubygem-bundler-2.5.22-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-io-console-0.7.1-7.module+el8.10.0+90936+88c9ba90.aarch64.rpm rubygem-irb-1.13.1-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-json-2.7.2-7.module+el8.10.0+90936+88c9ba90.aarch64.rpm rubygem-minitest-5.20.0-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-mysql2-0.5.5-1.module+el8.10.0+90287+d51aa4ed.aarch64.rpm rubygem-mysql2-doc-0.5.5-1.module+el8.10.0+90287+d51aa4ed.noarch.rpm rubygem-pg-1.5.4-1.module+el8.10.0+90287+d51aa4ed.aarch64.rpm rubygem-pg-doc-1.5.4-1.module+el8.10.0+90287+d51aa4ed.noarch.rpm rubygem-power_assert-2.0.3-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-psych-5.1.2-7.module+el8.10.0+90936+88c9ba90.aarch64.rpm rubygem-racc-1.7.3-7.module+el8.10.0+90936+88c9ba90.aarch64.rpm rubygem-rake-13.1.0-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-rbs-3.4.0-7.module+el8.10.0+90936+88c9ba90.aarch64.rpm rubygem-rdoc-6.6.3.1-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-rexml-3.4.4-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-rss-0.3.1-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygems-3.5.22-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygems-devel-3.5.22-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-test-unit-3.6.1-7.module+el8.10.0+90936+88c9ba90.noarch.rpm rubygem-typeprof-0.21.9-7.module+el8.10.0+90936+88c9ba90.noarch.rpm ruby-libs-3.3.10-7.module+el8.10.0+90936+88c9ba90.aarch64.rpm

Severity
important
Lowest
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Critical

Related CVEs: CVE-2026-42245 CVE-2026-42246 CVE-2026-42258

Topics%20covered

Topics Covered

security advisory DoS threat important ruby Oracle

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