A bind9.16 security update has been released for Red Hat Enterprise Linux 8.

[RHSA-2023:4100-01] Important: bind9.16 security update

=====================================================================
Red Hat Security Advisory

Synopsis: Important: bind9.16 security update
Advisory ID: RHSA-2023:4100-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4100
Issue date: 2023-07-17
CVE Names: CVE-2023-2828
=====================================================================

1. Summary:

An update for bind9.16 is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Important. 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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64
Red Hat Enterprise Linux CRB (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64

3. Description:

The Berkeley Internet Name Domain (BIND) is an implementation of the Domain
Name System (DNS) protocols. BIND includes a DNS server (named); a resolver
library (routines for applications to use when interfacing with DNS); and
tools for verifying that the DNS server is operating correctly.

Security Fix(es):

* bind: named's configured cache size limit can be significantly exceeded
(CVE-2023-2828)

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.

4. 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

5. Bugs fixed ( https://bugzilla.redhat.com/):

2216227 - CVE-2023-2828 bind: named's configured cache size limit can be significantly exceeded

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
bind9.16-9.16.23-0.14.el8_8.1.src.rpm

aarch64:
bind9.16-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-chroot-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-debuginfo-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-debugsource-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-dnssec-utils-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-dnssec-utils-debuginfo-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-libs-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-libs-debuginfo-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-utils-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-utils-debuginfo-9.16.23-0.14.el8_8.1.aarch64.rpm

noarch:
bind9.16-license-9.16.23-0.14.el8_8.1.noarch.rpm
python3-bind9.16-9.16.23-0.14.el8_8.1.noarch.rpm

ppc64le:
bind9.16-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-chroot-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-debuginfo-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-debugsource-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-dnssec-utils-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-dnssec-utils-debuginfo-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-libs-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-libs-debuginfo-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-utils-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-utils-debuginfo-9.16.23-0.14.el8_8.1.ppc64le.rpm

s390x:
bind9.16-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-chroot-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-debuginfo-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-debugsource-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-dnssec-utils-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-dnssec-utils-debuginfo-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-libs-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-libs-debuginfo-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-utils-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-utils-debuginfo-9.16.23-0.14.el8_8.1.s390x.rpm

x86_64:
bind9.16-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-chroot-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-debuginfo-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-debugsource-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-dnssec-utils-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-dnssec-utils-debuginfo-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-libs-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-libs-debuginfo-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-utils-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-utils-debuginfo-9.16.23-0.14.el8_8.1.x86_64.rpm

Red Hat Enterprise Linux CRB (v. 8):

aarch64:
bind9.16-debuginfo-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-debugsource-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-devel-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-dnssec-utils-debuginfo-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-libs-debuginfo-9.16.23-0.14.el8_8.1.aarch64.rpm
bind9.16-utils-debuginfo-9.16.23-0.14.el8_8.1.aarch64.rpm

noarch:
bind9.16-doc-9.16.23-0.14.el8_8.1.noarch.rpm

ppc64le:
bind9.16-debuginfo-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-debugsource-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-devel-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-dnssec-utils-debuginfo-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-libs-debuginfo-9.16.23-0.14.el8_8.1.ppc64le.rpm
bind9.16-utils-debuginfo-9.16.23-0.14.el8_8.1.ppc64le.rpm

s390x:
bind9.16-debuginfo-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-debugsource-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-devel-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-dnssec-utils-debuginfo-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-libs-debuginfo-9.16.23-0.14.el8_8.1.s390x.rpm
bind9.16-utils-debuginfo-9.16.23-0.14.el8_8.1.s390x.rpm

x86_64:
bind9.16-debuginfo-9.16.23-0.14.el8_8.1.i686.rpm
bind9.16-debuginfo-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-debugsource-9.16.23-0.14.el8_8.1.i686.rpm
bind9.16-debugsource-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-devel-9.16.23-0.14.el8_8.1.i686.rpm
bind9.16-devel-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-dnssec-utils-debuginfo-9.16.23-0.14.el8_8.1.i686.rpm
bind9.16-dnssec-utils-debuginfo-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-libs-9.16.23-0.14.el8_8.1.i686.rpm
bind9.16-libs-debuginfo-9.16.23-0.14.el8_8.1.i686.rpm
bind9.16-libs-debuginfo-9.16.23-0.14.el8_8.1.x86_64.rpm
bind9.16-utils-debuginfo-9.16.23-0.14.el8_8.1.i686.rpm
bind9.16-utils-debuginfo-9.16.23-0.14.el8_8.1.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/

7. References:

https://access.redhat.com/security/cve/CVE-2023-2828
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is [secalert@redhat.com]. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.

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