{"id":"RLSA-2022:7643","summary":"Important: bind9.16 security update","details":"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.\n\nSecurity Fix(es):\n\n* bind: DNS forwarders - cache poisoning vulnerability (CVE-2021-25220)\n\n* bind: DoS from specifically crafted TCP packets (CVE-2022-0396)\n\nFor 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.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 8.7 Release Notes linked from the References section.","modified":"2026-02-04T20:00:07.132133Z","published":"2022-11-08T06:25:20Z","upstream":["CVE-2021-25220","CVE-2022-0396"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2022:7643"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2064512"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2064513"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2128601"}],"affected":[{"package":{"name":"bind9.16","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/bind9.16?distro=rocky-linux-8&epoch=2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:9.16.23-0.9.el8.1"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2022:7643.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}