RedHat: RHSA-2021-2203:01 Important: glib2 security update
Summary
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 g_bytes_new 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.
Summary
Solution
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
References
https://access.redhat.com/security/cve/CVE-2021-27219 https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat Enterprise Linux Server AUS (v. 7.2):
Source:
glib2-2.42.2-6.el7_2.src.rpm
x86_64:
glib2-2.42.2-6.el7_2.i686.rpm
glib2-2.42.2-6.el7_2.x86_64.rpm
glib2-debuginfo-2.42.2-6.el7_2.i686.rpm
glib2-debuginfo-2.42.2-6.el7_2.x86_64.rpm
glib2-devel-2.42.2-6.el7_2.i686.rpm
glib2-devel-2.42.2-6.el7_2.x86_64.rpm
Red Hat Enterprise Linux Server Optional AUS (v. 7.2):
noarch:
glib2-doc-2.42.2-6.el7_2.noarch.rpm
x86_64:
glib2-debuginfo-2.42.2-6.el7_2.x86_64.rpm
glib2-fam-2.42.2-6.el7_2.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
Topic
An update for glib2 is now available for Red Hat Enterprise Linux 7.2Advanced Update Support.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux Server AUS (v. 7.2) - x86_64
Red Hat Enterprise Linux Server Optional AUS (v. 7.2) - noarch, x86_64
Bugs Fixed
1929858 - CVE-2021-27219 glib: integer overflow in g_bytes_new function on 64-bit platforms due to an implicit cast from 64 bits to 32 bits
