Threat Encyclopedia

RHSA-2022:2092-Security Advisory


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. The following packages have been upgraded to a later upstream version: bind (9.11.36). (BZ#2013993) Security Fix(es): bind: Lame cache can be abused to severely degrade resolver performance (CVE-2021-25219) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.6 Release Notes linked from the References section. SolutionFor details on how to apply this update, which includes the changes described in this advisory, refer to: After installing the update, the BIND daemon (named) will be restarted automatically.

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