{"schemaVersion":3,"id":"SUSE-SU-2017:2327-2","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for xen\n\nThis update for xen fixes several issues.\n\nThese security issues were fixed:\n\n- CVE-2017-12135: Unbounded recursion in grant table code allowed a malicious\n  guest to crash the host or potentially escalate privileges/leak information\n  (XSA-226, bsc#1051787).\n- CVE-2017-12137: Incorrectly-aligned updates to pagetables allowed for\n  privilege escalation (XSA-227, bsc#1051788).\n- CVE-2017-12136: Race conditions with maptrack free list handling allows a\n  malicious guest administrator to crash the host or escalate their privilege to\n  that of the host (XSA-228, bsc#1051789).\n- CVE-2017-11434: The dhcp_decode function in slirp/bootp.c allowed local guest\n  OS users to cause a denial of service (out-of-bounds read) via a crafted DHCP\n  options string (bsc#1049578).\n- CVE-2017-10664: qemu-nbd did not ignore SIGPIPE, which allowed remote\n  attackers to cause a denial of service (daemon crash) by disconnecting during a\n  server-to-client reply attempt (bsc#1046637).\n- CVE-2017-12855: Premature clearing of GTF_writing / GTF_reading lead to\n  potentially leaking sensitive information (XSA-230 bsc#1052686.\n\nThese non-security issues were fixed:\n\n- bsc#1055695: XEN: 11SP4 and 12SP3 HVM guests can not be restored after the save using xl stack\n- bsc#1035231: Migration of HVM domU did not use superpages on destination dom0\n- bsc#1002573: Optimized LVM functions in block-dmmd block-dmmd","dates":{"published":"2017-11-16T10:21:10.000Z","modified":"2026-02-04T02:44:42.758Z","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 12 SP3","name":"xen","label":"xen&distro=SUSE Linux Enterprise Server 12 SP3","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/xen&distro=SUSE Linux Enterprise Server 12 SP3","purlType":"rpm","versions":[{"text":"< 4.9.0_11-3.9.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.9.0_11-3.9.1","eol":null,"hubHref":null},{"vendor":"suse","product":"xen&distro=SUSE Linux Enterprise Server for SAP Applications 12 SP3","name":"xen","label":"xen&distro=SUSE Linux Enterprise Server for SAP Applications 12 SP3","ecosystem":"SUSE Linux Enterprise","cpePart":null,"purl":"pkg:rpm/suse/xen&distro=SUSE Linux Enterprise Server for SAP Applications 12 SP3","purlType":"rpm","versions":[{"text":"< 4.9.0_11-3.9.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.9.0_11-3.9.1","eol":null,"hubHref":null}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.suse.com/support/update/announcement/2017/suse-su-20172327-2/","label":"www.suse.com/support/update/announcement/2017/suse-su-20172327-2/","hostname":"www.suse.com","tags":["Advisory"]},{"url":"https://bugzilla.suse.com/1002573","label":"bugzilla.suse.com/1002573","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1026236","label":"bugzilla.suse.com/1026236","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1027519","label":"bugzilla.suse.com/1027519","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1035231","label":"bugzilla.suse.com/1035231","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1046637","label":"bugzilla.suse.com/1046637","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1049578","label":"bugzilla.suse.com/1049578","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1051787","label":"bugzilla.suse.com/1051787","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1051788","label":"bugzilla.suse.com/1051788","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1051789","label":"bugzilla.suse.com/1051789","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1052686","label":"bugzilla.suse.com/1052686","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://bugzilla.suse.com/1055695","label":"bugzilla.suse.com/1055695","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://www.suse.com/security/cve/CVE-2017-10664","label":"www.suse.com/security/cve/CVE-2017-10664","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2017-11434","label":"www.suse.com/security/cve/CVE-2017-11434","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2017-12135","label":"www.suse.com/security/cve/CVE-2017-12135","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2017-12136","label":"www.suse.com/security/cve/CVE-2017-12136","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2017-12137","label":"www.suse.com/security/cve/CVE-2017-12137","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2017-12855","label":"www.suse.com/security/cve/CVE-2017-12855","hostname":"www.suse.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2017-10664","CVE-2017-11434","CVE-2017-12135","CVE-2017-12136","CVE-2017-12137","CVE-2017-12855"],"downstream":[],"duplicates":[],"related":["CVE-2017-10664","CVE-2017-11434","CVE-2017-12135","CVE-2017-12136","CVE-2017-12137","CVE-2017-12855"]},"timeline":[{"kind":"published","date":"2017-11-16T10:21:10.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-02-04T02:44:42.758Z","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":"2026-10-22T00:00:06.044Z","stale":false,"partial":false}}