{"schemaVersion":3,"id":"SUSE-SU-2026:4620-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for unbound\n\nThis update for unbound fixes the following issues:\n\n- CVE-2026-77860: 'serve-expired' can bypass Unbound 'wait-limit' (bsc#1280403).\n- CVE-2026-77955: Possible ZONEMD verification bypass window (bsc#1280404).\n- CVE-2026-78227: Use-after-free in DoQ stream output buffer on reset re-transmission (bsc#1280405).\n- CVE-2026-80225: Possible degradation of service from continuous queries on the same TCP/DoT connection (bsc#1280406).\n- CVE-2026-81634: Possible heap buffer overflow during DNSSEC canonicalization (bsc#1280409).\n- CVE-2026-81642: Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY (bsc#1280411).\n- CVE-2026-82717: CNAME synthesis could lead to heap corruption (bsc#1280412).\n- CVE-2026-82720: Use-after-free in DoH stream cleanup code path (bsc#1280413).\n- CVE-2026-85501: Retrap: Novel Vulnerabilities to launch Algorithmic Complexity Attacks on DNSSEC (bsc#1280414).\n\nChanges for libunbound-devel-mini:\n\n- Updated to version 1.26.1\n\nChanges for unbound:\n\n- Updated to version 1.26.1","dates":{"published":"2026-10-12T07:23:36.000Z","modified":"2026-10-13T10:30:05.848Z","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":"suse","product":"unbound&distro=SUSE Linux Enterprise Module for Basesystem 15 SP7","name":"unbound","label":"unbound&distro=SUSE 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Enterprise Server 15 SP6-LTSS","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/unbound&distro=SUSE Linux Enterprise Server 15 SP6-LTSS","purlType":"rpm","versions":[{"text":"< 1.26.1-150600.23.24.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.26.1-150600.23.24.1","eol":null,"hubHref":null},{"vendor":"suse","product":"unbound&distro=SUSE Linux Enterprise Server for SAP Applications 15 SP6","name":"unbound","label":"unbound&distro=SUSE Linux Enterprise Server for SAP Applications 15 SP6","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/unbound&distro=SUSE Linux Enterprise Server for SAP Applications 15 SP6","purlType":"rpm","versions":[{"text":"< 1.26.1-150600.23.24.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.26.1-150600.23.24.1","eol":null,"hubHref":null}],"affectedCount":4,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20264620-1/","label":"www.suse.com/support/update/announcement/2026/suse-su-20264620-1/","hostname":"www.suse.com","tags":["Advisory"]},{"url":"https://bugzilla.suse.com/1280403","label":"bugzilla.suse.com/1280403","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1280404","label":"bugzilla.suse.com/1280404","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1280405","label":"bugzilla.suse.com/1280405","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1280406","label":"bugzilla.suse.com/1280406","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1280409","label":"bugzilla.suse.com/1280409","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1280411","label":"bugzilla.suse.com/1280411","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1280412","label":"bugzilla.suse.com/1280412","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1280413","label":"bugzilla.suse.com/1280413","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1280414","label":"bugzilla.suse.com/1280414","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://www.suse.com/security/cve/CVE-2026-50248","label":"www.suse.com/security/cve/CVE-2026-50248","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-77860","label":"www.suse.com/security/cve/CVE-2026-77860","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-77955","label":"www.suse.com/security/cve/CVE-2026-77955","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-78227","label":"www.suse.com/security/cve/CVE-2026-78227","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-80225","label":"www.suse.com/security/cve/CVE-2026-80225","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-81634","label":"www.suse.com/security/cve/CVE-2026-81634","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-81642","label":"www.suse.com/security/cve/CVE-2026-81642","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-82717","label":"www.suse.com/security/cve/CVE-2026-82717","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-82720","label":"www.suse.com/security/cve/CVE-2026-82720","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-85501","label":"www.suse.com/security/cve/CVE-2026-85501","hostname":"www.suse.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2026-50248","CVE-2026-77860","CVE-2026-77955","CVE-2026-78227","CVE-2026-80225","CVE-2026-81634","CVE-2026-81642","CVE-2026-82717","CVE-2026-82720","CVE-2026-85501"],"downstream":[],"duplicates":[],"related":["CVE-2026-50248","CVE-2026-77860","CVE-2026-77955","CVE-2026-78227","CVE-2026-80225","CVE-2026-81634","CVE-2026-81642","CVE-2026-82717","CVE-2026-82720","CVE-2026-85501"]},"timeline":[{"kind":"published","date":"2026-10-12T07:23:36.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-10-13T10:30:05.848Z","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":"2026-10-22T10:31:27.668Z","stale":false,"partial":false}}