RHSA-2021:2147: Important: glib2 security update

Published May 31, 2021
·
Updated

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 overflow in gbytesnew function on 64-bit platforms due to an implicit cast from 64 bits to 32 bits (CVE-2021-27219) 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

19 affected componentsFixes available
redhat/glib2<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-debuginfo<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-debuginfo<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-devel<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-devel<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-doc<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-fam<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-static<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-static<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-tests<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-fam<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-tests<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-debuginfo<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-devel<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-fam<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-static<2.56.1-9.el7_9
2.56.1-9.el7_9
redhat/glib2-tests<2.56.1-9.el7_9
2.56.1-9.el7_9

Remediation

Event History

Mar 20, 2025
Advisory Published
via Red Hat·03:23 PM
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Frequently Asked Questions

1

What is the severity of RHSA-2021:2147?

The severity of RHSA-2021:2147 is classified as important.

2

How do I fix RHSA-2021:2147?

To fix RHSA-2021:2147, update the glib2 package to version 2.56.1-9.el7_9 or later.

3

What are the affected packages in RHSA-2021:2147?

The affected packages in RHSA-2021:2147 include glib2, glib2-debuginfo, glib2-devel, glib2-doc, and several others.

4

Is RHSA-2021:2147 related to a critical vulnerability?

RHSA-2021:2147 addresses security vulnerabilities but is not classified as critical.

5

When was RHSA-2021:2147 released?

RHSA-2021:2147 was released on June 15, 2021.

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