{"schemaVersion":3,"id":"SUSE-SU-2021:14848-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for xen\n\nThis update for xen fixes the following issues:\n\n- CVE-2021-0089: Fixed Speculative Code Store Bypass (XSA-375) (bsc#1186433).\n- CVE-2021-20255: Fixed stack overflow via infinite recursion in eepro100 (bsc#1182654).\n- CVE-2021-28690: Fixed x86 TSX Async Abort protections not restored after S3 (XSA-377) (bsc#1186434).\n- CVE-2021-28692: Fixed inappropriate x86 IOMMU timeout detection / handling (XSA-373) (bsc#1186429).\n- CVE-2021-28697: Fixed grant table v2 status pages may remain accessible after de-allocation (XSA-379) (bsc#1189376).\n- CVE-2021-28698: Fixed long running loops in grant table handling. (XSA-380) (bsc#1189378).\n- CVE-2021-28701: Fixed race condition in XENMAPSPACE_grant_table handling (XSA-384) (bsc#1189632).\n- CVE-2021-28703: Fixed grant table v2 status pages may remain accessible after de-allocation (take two) (XSA-387) (bsc#1192555).\n- CVE-2021-28705, CVE-2021-28709: Fixed issues with partially successful P2M updates on x86 (XSA-389) (bsc#1192559).\n- CVE-2021-28706: Fixed guests may exceed their designated memory limit (XSA-385) (bsc#1192554).\n- CVE-2021-3527: Fixed unbounded stack allocation in usbredir (bsc#1186013).\n- CVE-2021-3592: Fixed invalid pointer initialization may lead to information disclosure in slirp (bootp) (bsc#1187369).\n- CVE-2021-3594: Fixed invalid pointer initialization may lead to information disclosure in slirp (udp) (bsc#1187378).\n- CVE-2021-3595: Fixed invalid pointer initialization may lead to information disclosure in slirp (tftp) (bsc#1187376).\n- CVE-2021-3682: Fixed free call on invalid pointer in usbredir bufp_alloc (bsc#1189150).\n- CVE-2021-3930: Fixed off-by-one error in mode_sense_page() in hw/scsi/scsi-disk.c (bsc#1192526).","dates":{"published":"2021-12-01T15:57:08.000Z","modified":"2025-05-02T04:30:58.855Z","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 Server 11 SP4-LTSS","name":"xen","label":"xen&distro=SUSE Linux Enterprise Server 11 SP4-LTSS","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/xen&distro=SUSE Linux Enterprise Server 11 SP4-LTSS","purlType":"rpm","versions":[{"text":"< 4.4.4_50-61.67.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.4.4_50-61.67.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.suse.com/support/update/announcement/2021/suse-su-202114848-1/","label":"www.suse.com/support/update/announcement/2021/suse-su-202114848-1/","hostname":"www.suse.com","tags":["Advisory"]},{"url":"https://bugzilla.suse.com/1182654","label":"bugzilla.suse.com/1182654","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1186013","label":"bugzilla.suse.com/1186013","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1186429","label":"bugzilla.suse.com/1186429","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1186433","label":"bugzilla.suse.com/1186433","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1186434","label":"bugzilla.suse.com/1186434","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1187369","label":"bugzilla.suse.com/1187369","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1187376","label":"bugzilla.suse.com/1187376","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1187378","label":"bugzilla.suse.com/1187378","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1189150","label":"bugzilla.suse.com/1189150","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1189376","label":"bugzilla.suse.com/1189376","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1189378","label":"bugzilla.suse.com/1189378","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1189632","label":"bugzilla.suse.com/1189632","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1192526","label":"bugzilla.suse.com/1192526","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1192554","label":"bugzilla.suse.com/1192554","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1192555","label":"bugzilla.suse.com/1192555","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1192559","label":"bugzilla.suse.com/1192559","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://www.suse.com/security/cve/CVE-2021-0089","label":"www.suse.com/security/cve/CVE-2021-0089","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-20255","label":"www.suse.com/security/cve/CVE-2021-20255","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28690","label":"www.suse.com/security/cve/CVE-2021-28690","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28692","label":"www.suse.com/security/cve/CVE-2021-28692","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28697","label":"www.suse.com/security/cve/CVE-2021-28697","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28698","label":"www.suse.com/security/cve/CVE-2021-28698","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28701","label":"www.suse.com/security/cve/CVE-2021-28701","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28703","label":"www.suse.com/security/cve/CVE-2021-28703","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28705","label":"www.suse.com/security/cve/CVE-2021-28705","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28706","label":"www.suse.com/security/cve/CVE-2021-28706","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-28709","label":"www.suse.com/security/cve/CVE-2021-28709","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3527","label":"www.suse.com/security/cve/CVE-2021-3527","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3592","label":"www.suse.com/security/cve/CVE-2021-3592","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3594","label":"www.suse.com/security/cve/CVE-2021-3594","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3595","label":"www.suse.com/security/cve/CVE-2021-3595","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3682","label":"www.suse.com/security/cve/CVE-2021-3682","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3930","label":"www.suse.com/security/cve/CVE-2021-3930","hostname":"www.suse.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2021-0089","CVE-2021-20255","CVE-2021-28690","CVE-2021-28692","CVE-2021-28697","CVE-2021-28698","CVE-2021-28701","CVE-2021-28703","CVE-2021-28705","CVE-2021-28706","CVE-2021-28709","CVE-2021-3527","CVE-2021-3592","CVE-2021-3594","CVE-2021-3595","CVE-2021-3682","CVE-2021-3930"],"downstream":[],"duplicates":[],"related":["CVE-2021-0089","CVE-2021-20255","CVE-2021-28690","CVE-2021-28692","CVE-2021-28697","CVE-2021-28698","CVE-2021-28701","CVE-2021-28703","CVE-2021-28705","CVE-2021-28706","CVE-2021-28709","CVE-2021-3527","CVE-2021-3592","CVE-2021-3594","CVE-2021-3595","CVE-2021-3682","CVE-2021-3930"]},"timeline":[{"kind":"published","date":"2021-12-01T15:57:08.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2025-05-02T04:30:58.855Z","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":"2026-10-22T11:39:31.782Z","stale":false,"partial":false}}