{"schemaVersion":3,"id":"SUSE-SU-2024:1923-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for unbound\n\nThis update for unbound fixes the following issues:\n\nunbound was updated to 1.20.0:\n\n* A lot of bugfixes and added features.\n  For a complete list take a look at the changelog located at:\n  /usr/share/doc/packages/unbound/Changelog or\n  https://www.nlnetlabs.nl/projects/unbound/download/\n\nSome Noteworthy Changes:\n\n* Removed DLV. The DLV has been decommisioned since unbound\n  1.5.4 and has been advised to stop using it since. The use of\n  dlv options displays a warning.\n* Remove EDNS lame procedure, do not re-query without EDNS after\n  timeout.\n* Add DNS over HTTPS\n* libunbound has been upgraded to major version 8\n\nSecurity Fixes:\n* CVE-2023-50387: DNSSEC verification complexity can be\n  exploited to exhaust CPU resources and stall DNS resolvers.  [bsc#1219823]\n* CVE-2023-50868: NSEC3 closest encloser proof can exhaust CPU.\n  [bsc#1219826]\n* CVE-2022-30698: Novel 'ghost domain names' attack by\n  introducing subdomain delegations.  [bsc#1202033]\n* CVE-2022-30699: Novel 'ghost domain names' attack by\n  updating almost expired delegation information.  [bsc#1202031]\n* CVE-2022-3204: NRDelegation attack leads to uncontrolled\n  resource consumption (Non-Responsive Delegation Attack).  [bsc#1203643]\n\nPackaging Changes:\n\n* Use prefixes instead of sudo in unbound.service\n* Remove no longer necessary BuildRequires: libfstrm-devel and\n  libprotobuf-c-devel","dates":{"published":"2024-06-04T11:50:47.000Z","modified":"2026-02-04T04:03:28.489Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"opensuse","product":"unbound&distro=openSUSE Leap 15.6","name":"unbound","label":"unbound&distro=openSUSE Leap 15.6","ecosystem":"openSUSE","cpePart":null,"purl":"pkg:rpm/opensuse/unbound&distro=openSUSE Leap 15.6","purlType":"rpm","versions":[{"text":"< 1.20.0-150600.23.3.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.20.0-150600.23.3.1","eol":null,"hubHref":null},{"vendor":"suse","product":"unbound&distro=SUSE Linux Enterprise Module for Basesystem 15 SP6","name":"unbound","label":"unbound&distro=SUSE Linux Enterprise Module for Basesystem 15 SP6","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/unbound&distro=SUSE Linux Enterprise Module for Basesystem 15 SP6","purlType":"rpm","versions":[{"text":"< 1.20.0-150600.23.3.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.20.0-150600.23.3.1","eol":null,"hubHref":null},{"vendor":"suse","product":"unbound&distro=SUSE Linux Enterprise Module for Package Hub 15 SP6","name":"unbound","label":"unbound&distro=SUSE Linux Enterprise Module for Package Hub 15 SP6","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/unbound&distro=SUSE Linux Enterprise Module for Package Hub 15 SP6","purlType":"rpm","versions":[{"text":"< 1.20.0-150600.23.3.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.20.0-150600.23.3.1","eol":null,"hubHref":null}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20241923-1/","label":"www.suse.com/support/update/announcement/2024/suse-su-20241923-1/","hostname":"www.suse.com","tags":["Advisory"]},{"url":"https://bugzilla.suse.com/1202031","label":"bugzilla.suse.com/1202031","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1202033","label":"bugzilla.suse.com/1202033","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1203643","label":"bugzilla.suse.com/1203643","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1219823","label":"bugzilla.suse.com/1219823","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1219826","label":"bugzilla.suse.com/1219826","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://www.suse.com/security/cve/CVE-2022-30698","label":"www.suse.com/security/cve/CVE-2022-30698","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2022-30699","label":"www.suse.com/security/cve/CVE-2022-30699","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2022-3204","label":"www.suse.com/security/cve/CVE-2022-3204","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2023-50387","label":"www.suse.com/security/cve/CVE-2023-50387","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2023-50868","label":"www.suse.com/security/cve/CVE-2023-50868","hostname":"www.suse.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2022-30698","CVE-2022-30699","CVE-2022-3204","CVE-2023-50387","CVE-2023-50868"],"downstream":[],"duplicates":[],"related":["CVE-2022-30698","CVE-2022-30699","CVE-2022-3204","CVE-2023-50387","CVE-2023-50868"]},"timeline":[{"kind":"published","date":"2024-06-04T11:50:47.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-02-04T04:03:28.489Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-22T08:50:59.773Z","stale":false,"partial":false}}