{"id":"RLSA-2024:1781","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* bind9: Parsing large DNS messages may cause excessive CPU load (CVE-2023-4408)\n\n* bind9: Querying RFC 1918 reverse zones may cause an assertion failure when “nxdomain-redirect” is enabled (CVE-2023-5517)\n\n* bind9: Enabling both DNS64 and serve-stale may cause an assertion failure during recursive resolution (CVE-2023-5679)\n\n* bind9: Specific recursive query patterns may lead to an out-of-memory condition (CVE-2023-6516)\n\n* bind9: KeyTrap - Extreme CPU consumption in DNSSEC validator (CVE-2023-50387)\n\n* bind9: Preparing an NSEC3 closest encloser proof can exhaust CPU resources (CVE-2023-50868)\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.","modified":"2026-02-04T08:45:13.916346Z","published":"2024-05-06T13:04:21.002456Z","upstream":["CVE-2023-4408","CVE-2023-50387","CVE-2023-50868","CVE-2023-5517","CVE-2023-5679","CVE-2023-6516"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2024:1781"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2263896"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2263897"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2263909"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2263911"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2263914"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2263917"}],"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":"2:9.16.23-0.16.el8_9.2"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2024:1781.json"}}],"schema_version":"1.7.3","credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}