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Red Hat Enterprise Linux 8 RHSA-2023-4102-01 Important: BIND Cache Issue

red hat
Calendar Grey July 17, 2023
Dist Redhat Esm H88
Red Hat has rolled out a crucial update for BIND to tackle significant DNS vulnerabilities in Enterprise Linux 8, safeguarding systems from potential exploits and data breaches
An update for bind is now available for Red Hat Enterprise Linux 8

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

After installing the update, the BIND daemon (named) will be restarted automatically.

Summary

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.

Topics%20covered

Topics Covered

security advisory security fix Red Hat Enterprise Linux important DNS issue bind update cache limit

References

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

Package List

Red Hat Enterprise Linux AppStream (v. 8):
aarch64: bind-9.11.36-8.el8_8.1.aarch64.rpm bind-chroot-9.11.36-8.el8_8.1.aarch64.rpm bind-debuginfo-9.11.36-8.el8_8.1.aarch64.rpm bind-debugsource-9.11.36-8.el8_8.1.aarch64.rpm bind-devel-9.11.36-8.el8_8.1.aarch64.rpm bind-export-libs-debuginfo-9.11.36-8.el8_8.1.aarch64.rpm bind-libs-9.11.36-8.el8_8.1.aarch64.rpm bind-libs-debuginfo-9.11.36-8.el8_8.1.aarch64.rpm bind-libs-lite-9.11.36-8.el8_8.1.aarch64.rpm bind-libs-lite-debuginfo-9.11.36-8.el8_8.1.aarch64.rpm bind-lite-devel-9.11.36-8.el8_8.1.aarch64.rpm bind-pkcs11-9.11.36-8.el8_8.1.aarch64.rpm bind-pkcs11-debuginfo-9.11.36-8.el8_8.1.aarch64.rpm bind-pkcs11-devel-9.11.36-8.el8_8.1.aarch64.rpm bind-pkcs11-libs-9.11.36-8.el8_8.1.aarch64.rpm bind-pkcs11-libs-debuginfo-9.11.36-8.el8_8.1.aarch64.rpm bind-pkcs11-utils-9.11.36-8.el8_8.1.aarch64.rpm bind-pkcs11-utils-debuginfo-9.11.36-8.el8_8.1.aarch64.rpm bind-sdb-9.11.36-8.el8_8.1.aarch64.rpm bind-sdb-chroot-9.11.36-8.el8_8.1.aarch64.rpm bind-sdb-debuginfo-9.11.36-8.el8_8.1.aarch64.rpm bind-utils-9.11.36-8.el8_8.1.aarch64.rpm bind-utils-debuginfo-9.11.36-8.el8_8.1.aarch64.rpm
noarch: bind-license-9.11.36-8.el8_8.1.noarch.rpm python3-bind-9.11.36-8.el8_8.1.noarch.rpm
ppc64le: bind-9.11.36-8.el8_8.1.ppc64le.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:4102-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4102
Issue date: 2023-07-17

Topic

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

Topics%20covered

Topics Covered

security advisory security fix Red Hat Enterprise Linux important DNS issue bind update cache limit

Relevant Releases Architectures

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

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

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

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