{"id":"CLSA-2026-1780479714","summary":"unbound: Fix of CVE-2026-40622","details":"- CVE-2026-40622: clamp NS RRset TTL to the cached value in the\n  higher-trust branch of need_to_update_rrset() to prevent the\n  \"ghost domain\" variant where an attacker-controlled higher-trust\n  NS response revives a revoked delegation.","modified":"2026-10-26T09:31:05.642653178Z","published":"2026-06-03T09:42:06Z","upstream":["CVE-2026-40622"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1780479714.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40622"}],"affected":[{"package":{"name":"python3-unbound","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/python3-unbound?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.2-19.el9_6.1.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780479714.json"}},{"package":{"name":"unbound","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/unbound?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.2-19.el9_6.1.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780479714.json"}},{"package":{"name":"unbound-devel","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/unbound-devel?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.2-19.el9_6.1.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780479714.json"}},{"package":{"name":"unbound-dracut","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/unbound-dracut?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.2-19.el9_6.1.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780479714.json"}},{"package":{"name":"unbound-libs","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/unbound-libs?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.2-19.el9_6.1.tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1780479714.json"}}],"schema_version":"1.9.0"}