RLSA-2026:97560

Synopsis

Important: runc security update

Description

The runC tool is a lightweight, portable implementation of the Open Container Format (OCF) that provides container runtime.

Security Fix(es):

* net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811)

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.

Additional Changes:

For detailed information on changes in this release, see the Rocky Linux 9 Release Notes linked from the References section.

Affected products

Rocky Linux 9 aarch64 Rocky Linux 9 ppc64le Rocky Linux 9 s390x Rocky Linux 9 x86_64

Fixes

2467822

CVEs

CVE-2026-33811

Affected packages

Rocky Linux 9 aarch64 - AppStream

runc-4:1.4.2-2.el9_8.aarch64.rpm runc-4:1.4.2-2.el9_8.src.rpm runc-debuginfo-4:1.4.2-2.el9_8.aarch64.rpm runc-debugsource-4:1.4.2-2.el9_8.aarch64.rpm

Rocky Linux 9 ppc64le - AppStream

runc-4:1.4.2-2.el9_8.ppc64le.rpm runc-4:1.4.2-2.el9_8.src.rpm runc-debuginfo-4:1.4.2-2.el9_8.ppc64le.rpm runc-debugsource-4:1.4.2-2.el9_8.ppc64le.rpm

Rocky Linux 9 s390x - AppStream

runc-4:1.4.2-2.el9_8.s390x.rpm runc-4:1.4.2-2.el9_8.src.rpm runc-debuginfo-4:1.4.2-2.el9_8.s390x.rpm runc-debugsource-4:1.4.2-2.el9_8.s390x.rpm

Rocky Linux 9 x86_64 - AppStream

runc-4:1.4.2-2.el9_8.src.rpm runc-4:1.4.2-2.el9_8.x86_64.rpm runc-debuginfo-4:1.4.2-2.el9_8.x86_64.rpm runc-debugsource-4:1.4.2-2.el9_8.x86_64.rpm