RHSA-2026:61355 — Security Advisory

An update for dbus-broker is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

dbus-broker is an implementation of a message bus as defined by the D-Bus specification. Its aim is to provide high performance and reliability, while keeping compatibility to the D-Bus reference implementation. It is exclusively written for Linux systems, and makes use of many modern features provided by recent Linux kernel releases.

Security Fix(es):

• dbus-broker: dbus-broker: session bus denial of service via EMFILE during peer setup (CVE-2026-16730)

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.