RHSA-2023:0402: Moderate: bind security update
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: DNS forwarders - cache poisoning vulnerability (CVE-2021-25220) bind: processing large delegations may severely degrade resolver performance (CVE-2022-2795) 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
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2023:0402?
The severity of RHSA-2023:0402 is classified as important.
How do I fix RHSA-2023:0402?
To fix RHSA-2023:0402, update to the version 9.11.4-26.P2.el7_9.13 or later of the affected packages.
What packages are affected by RHSA-2023:0402?
Affected packages include bind, bind-chroot, and bind-libs among others.
What vulnerabilities does RHSA-2023:0402 address?
RHSA-2023:0402 addresses multiple vulnerabilities in the BIND DNS server implementation.
Is RHSA-2023:0402 applicable to all systems?
RHSA-2023:0402 is applicable to systems running specific versions of BIND on Red Hat Enterprise Linux.