RLSA-2026:20606

Synopsis

Important: ruby4.0 security update

Description

Ruby is the interpreted scripting language for quick and easy object-oriented programming. It has many features to process text files and to do system management tasks (as in Perl). It is simple, straight-forward, and extensible.

Security Fix(es):

* ruby/json: Ruby JSON: Denial of Service or Information Disclosure via format string injection (CVE-2026-33210)

* erb: ERB: Arbitrary code execution via deserialization bypass (CVE-2026-41316)

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.

Affected products

Rocky Linux 10 aarch64 Rocky Linux 10 ppc64le Rocky Linux 10 riscv64 Rocky Linux 10 s390x Rocky Linux 10 x86_64

Fixes

2461369 2449871

CVEs

CVE-2026-33210 CVE-2026-41316

Affected packages

Rocky Linux 10 aarch64 - AppStream

ruby4.0-rubygem-mysql2-debuginfo-0:0.5.7-34.el10_2.aarch64.rpm ruby4.0-rubygem-pg-0:1.6.3-34.el10_2.aarch64.rpm ruby4.0-rubygem-mysql2-0:0.5.7-34.el10_2.aarch64.rpm ruby4.0-rubygem-pg-debuginfo-0:1.6.3-34.el10_2.aarch64.rpm ruby4.0-devel-0:4.0.3-34.el10_2.aarch64.rpm ruby4.0-debuginfo-0:4.0.3-34.el10_2.aarch64.rpm ruby4.0-debugsource-0:4.0.3-34.el10_2.aarch64.rpm ruby4.0-0:4.0.3-34.el10_2.src.rpm ruby4.0-0:4.0.3-34.el10_2.aarch64.rpm

Rocky Linux 10 x86_64 - AppStream

ruby4.0-rubygem-pg-0:1.6.3-34.el10_2.x86_64.rpm ruby4.0-0:4.0.3-34.el10_2.x86_64.rpm ruby4.0-rubygem-mysql2-debuginfo-0:0.5.7-34.el10_2.x86_64.rpm ruby4.0-debuginfo-0:4.0.3-34.el10_2.x86_64.rpm ruby4.0-debugsource-0:4.0.3-34.el10_2.x86_64.rpm ruby4.0-devel-0:4.0.3-34.el10_2.x86_64.rpm ruby4.0-rubygem-mysql2-0:0.5.7-34.el10_2.x86_64.rpm ruby4.0-rubygem-pg-debuginfo-0:1.6.3-34.el10_2.x86_64.rpm ruby4.0-0:4.0.3-34.el10_2.src.rpm

Rocky Linux 10 s390x - AppStream

ruby4.0-rubygem-mysql2-debuginfo-0:0.5.7-34.el10_2.s390x.rpm ruby4.0-rubygem-mysql2-0:0.5.7-34.el10_2.s390x.rpm ruby4.0-debuginfo-0:4.0.3-34.el10_2.s390x.rpm ruby4.0-debugsource-0:4.0.3-34.el10_2.s390x.rpm ruby4.0-rubygem-pg-debuginfo-0:1.6.3-34.el10_2.s390x.rpm ruby4.0-devel-0:4.0.3-34.el10_2.s390x.rpm ruby4.0-rubygem-pg-0:1.6.3-34.el10_2.s390x.rpm ruby4.0-0:4.0.3-34.el10_2.s390x.rpm ruby4.0-0:4.0.3-34.el10_2.src.rpm

Rocky Linux 10 aarch64 - CRB

ruby4.0-doc-0:4.0.3-34.el10_2.noarch.rpm

Rocky Linux 10 ppc64le - CRB

ruby4.0-doc-0:4.0.3-34.el10_2.noarch.rpm

Rocky Linux 10 riscv64 - CRB

ruby4.0-doc-0:4.0.3-34.el10_2.noarch.rpm

Rocky Linux 10 s390x - CRB

ruby4.0-doc-0:4.0.3-34.el10_2.noarch.rpm

Rocky Linux 10 x86_64 - CRB

ruby4.0-doc-0:4.0.3-34.el10_2.noarch.rpm

Rocky Linux 10 ppc64le - AppStream

ruby4.0-debugsource-0:4.0.3-34.el10_2.ppc64le.rpm ruby4.0-rubygem-mysql2-debuginfo-0:0.5.7-34.el10_2.ppc64le.rpm ruby4.0-rubygem-mysql2-0:0.5.7-34.el10_2.ppc64le.rpm ruby4.0-devel-0:4.0.3-34.el10_2.ppc64le.rpm ruby4.0-debuginfo-0:4.0.3-34.el10_2.ppc64le.rpm ruby4.0-rubygem-pg-0:1.6.3-34.el10_2.ppc64le.rpm ruby4.0-rubygem-pg-debuginfo-0:1.6.3-34.el10_2.ppc64le.rpm ruby4.0-0:4.0.3-34.el10_2.ppc64le.rpm ruby4.0-0:4.0.3-34.el10_2.src.rpm

Rocky Linux 10 riscv64 - AppStream

ruby4.0-0:4.0.3-34.el10_2.src.rpm