{"id":"CLSA-2026-1787659784","summary":"bind: Fix of CVE-2023-6516","details":"- CVE-2023-6516: unbounded memory growth in a resolver's cache; every RBTDB\n  node queued for tree pruning allocated an event on the cache's quantum-1\n  database task, so a remote client could make the queue of outstanding\n  pruning events grow without limit.  Tree pruning now runs on a task of its\n  own that drains its whole queue before yielding, and the task is created\n  together with the database so that it survives a cache flush","modified":"2026-10-26T09:31:51.311827428Z","published":"2026-08-25T12:10:01Z","upstream":["CVE-2023-6516"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/centos8.5els/CLSA-2026-1787659784.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-6516"}],"affected":[{"package":{"name":"bind","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-chroot","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-chroot?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-devel","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-devel?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-export-devel","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-export-devel?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-export-libs","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-export-libs?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-libs","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-libs?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-libs-lite","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-libs-lite?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-license","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-license?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-lite-devel","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-lite-devel?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-pkcs11","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-pkcs11?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-pkcs11-devel","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-pkcs11-devel?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-pkcs11-libs","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-pkcs11-libs?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-pkcs11-utils","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-pkcs11-utils?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-sdb","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-sdb?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-sdb-chroot","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-sdb-chroot?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"bind-utils","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/bind-utils?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}},{"package":{"name":"python3-bind","ecosystem":"TuxCare:CentOS:8.5","purl":"pkg:rpm/tuxcare/python3-bind?distro=centos-8.5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32:9.11.26-6.el8.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1787659784.json"}}],"schema_version":"1.9.0"}