RHSA-2026:51176: Important: glib2 security update
GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in GNOME, the main loop implementation, and a large set of utility functions for strings and common data structures.Security Fix(es): glib: integer underflow in gio/gdbusintrospection.c via "gdbusnodeinfonewforxml" (CVE-2026-58016) 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 Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/glib2to a version that resolves this vulnerability.Fixed in 2.68.4-7.el9_2.6 - Upgrade
Upgrade
glibto a version that resolves this vulnerability.Patch CVE-2026-58016
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:51176?
The severity of RHSA-2026:51176 is classified as high with a score of 7.
How do I fix RHSA-2026:51176?
To fix RHSA-2026:51176, apply the provided security update for glib listed in the Red Hat package manager.
What vulnerabilities are addressed in RHSA-2026:51176?
RHSA-2026:51176 addresses an integer underflow vulnerability in the GLib library.
Which software versions are affected by RHSA-2026:51176?
RHSA-2026:51176 affects various versions of Red Hat Enterprise Linux including x86_64, ARM 64, and IBM z Systems.
When was RHSA-2026:51176 published?
RHSA-2026:51176 was published on August 6, 2026.