Alerts This Week
Warning Icon 1 692
Alerts This Week
Warning Icon 1 692

Red Hat Enterprise Linux 7 RHSA-2021-3325 Moderate Bind Security Fix

red hat
Calendar Grey August 31, 2021
Dist Redhat Esm H88
Red Hat has released a noteworthy security patch for bind in Enterprise Linux 7, tackling several critical vulnerabilities. Discover more details!
An update for bind is now available for Red Hat Enterprise Linux 7

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: Broken inbound incremental zone update (IXFR) can cause named to terminate unexpectedly (CVE-2021-25214)
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 moderate Red Hat Enterprise Linux fixes security impact DNS protocol bind update

References

https://access.redhat.com/security/cve/CVE-2021-25214 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: bind-9.11.4-26.P2.el7_9.7.src.rpm
noarch: bind-license-9.11.4-26.P2.el7_9.7.noarch.rpm
x86_64: bind-debuginfo-9.11.4-26.P2.el7_9.7.i686.rpm bind-debuginfo-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-export-libs-9.11.4-26.P2.el7_9.7.i686.rpm bind-export-libs-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-libs-9.11.4-26.P2.el7_9.7.i686.rpm bind-libs-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-libs-lite-9.11.4-26.P2.el7_9.7.i686.rpm bind-libs-lite-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-utils-9.11.4-26.P2.el7_9.7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: bind-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-chroot-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-debuginfo-9.11.4-26.P2.el7_9.7.i686.rpm bind-debuginfo-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-devel-9.11.4-26.P2.el7_9.7.i686.rpm bind-devel-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-export-devel-9.11.4-26.P2.el7_9.7.i686.rpm bind-export-devel-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-lite-devel-9.11.4-26.P2.el7_9.7.i686.rpm bind-lite-devel-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-pkcs11-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-pkcs11-devel-9.11.4-26.P2.el7_9.7.i686.rpm bind-pkcs11-devel-9.11.4-26.P2.el7_9.7.x86_64.rpm bind-pkcs11-libs-9.11.4-26.P2.el7_9.7.i686.rpm bind-pkcs11-libs-9.11.4-26.P2.el7_9.7.x86_64.rpm

Read the Full Advisory


Advisory ID: RHSA-2021:3325-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:3325
Issue date: 2021-08-31

Topic

An update for bind is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate Red Hat Enterprise Linux fixes security impact DNS protocol bind update

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - noarch, x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

1953849 - CVE-2021-25214 bind: Broken inbound incremental zone update (IXFR) can cause named to terminate unexpectedly

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here