{"schemaVersion":3,"id":"SUSE-SU-2021:1028-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for xen\n\nThis update for xen fixes the following issues:\n\n- CVE-2021-3308: VUL-0: xen: IRQ vector leak on x86 (bsc#1181254, XSA-360)\n- CVE-2021-28687: HVM soft-reset crashes toolstack (bsc#1183072, XSA-368)\n- L3: conring size for XEN HV's with huge memory to small. Inital Xen logs cut (bsc#1177204)\n- L3: XEN domU crashed on resume when using the xl unpause command (bsc#1182576)\n- L3: xen: no needsreboot flag set (bsc#1180690)\n- kdump of HVM fails, soft-reset not handled by libxl (bsc#1179148)\n- openQA job causes libvirtd to dump core when running kdump inside domain (bsc#1181989)\n- Upstream bug fixes (bsc#1027519)","dates":{"published":"2021-04-06T15:54:42.000Z","modified":"2026-02-04T03:39:18.513Z","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":"xen&distro=SUSE Linux Enterprise Micro 5.0","name":"xen","label":"xen&distro=SUSE Linux Enterprise Micro 5.0","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/xen&distro=SUSE Linux Enterprise Micro 5.0","purlType":"rpm","versions":[{"text":"< 4.13.2_08-3.25.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.13.2_08-3.25.3","eol":null,"hubHref":null},{"vendor":"suse","product":"xen&distro=SUSE Linux Enterprise Module for Basesystem 15 SP2","name":"xen","label":"xen&distro=SUSE Linux Enterprise Module for Basesystem 15 SP2","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/xen&distro=SUSE Linux Enterprise Module for Basesystem 15 SP2","purlType":"rpm","versions":[{"text":"< 4.13.2_08-3.25.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.13.2_08-3.25.3","eol":null,"hubHref":null},{"vendor":"suse","product":"xen&distro=SUSE Linux Enterprise Module for Server Applications 15 SP2","name":"xen","label":"xen&distro=SUSE Linux Enterprise Module for Server Applications 15 SP2","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/xen&distro=SUSE Linux Enterprise Module for Server Applications 15 SP2","purlType":"rpm","versions":[{"text":"< 4.13.2_08-3.25.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.13.2_08-3.25.3","eol":null,"hubHref":null}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.suse.com/support/update/announcement/2021/suse-su-20211028-1/","label":"www.suse.com/support/update/announcement/2021/suse-su-20211028-1/","hostname":"www.suse.com","tags":["Advisory"]},{"url":"https://bugzilla.suse.com/1027519","label":"bugzilla.suse.com/1027519","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1177204","label":"bugzilla.suse.com/1177204","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1179148","label":"bugzilla.suse.com/1179148","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1180690","label":"bugzilla.suse.com/1180690","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1181254","label":"bugzilla.suse.com/1181254","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1181989","label":"bugzilla.suse.com/1181989","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1182576","label":"bugzilla.suse.com/1182576","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1183072","label":"bugzilla.suse.com/1183072","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28687","label":"www.suse.com/security/cve/CVE-2021-28687","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3308","label":"www.suse.com/security/cve/CVE-2021-3308","hostname":"www.suse.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2021-28687","CVE-2021-3308"],"downstream":[],"duplicates":[],"related":["CVE-2021-28687","CVE-2021-3308"]},"timeline":[{"kind":"published","date":"2021-04-06T15:54:42.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-02-04T03:39:18.513Z","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":"2026-10-22T12:41:11.677Z","stale":false,"partial":false}}