{"schema_version":"1.7.3","id":"SUSE-SU-2020:3742-1","published":"2020-12-10T09:11:42Z","modified":"2026-02-04T03:44:09.205759Z","related":["CVE-2020-27670","CVE-2020-27671","CVE-2020-27672","CVE-2020-27674","CVE-2020-28368"],"upstream":["CVE-2020-27670","CVE-2020-27671","CVE-2020-27672","CVE-2020-27674","CVE-2020-28368"],"summary":"Security update for xen","details":"This update for xen fixes the following issues:\n\n- bsc#1178963 - stack corruption from XSA-346 change (XSA-355) \n- bsc#1177409 - CVE-2020-27674: x86 PV guest INVLPG-like flushes may leave stale TLB entries (XSA-286)\n- bsc#1177412 - CVE-2020-27672: Race condition in Xen mapping code (XSA-345)\n- bsc#1177413 - CVE-2020-27671: undue deferral of IOMMU TLB flushes (XSA-346)\n- bsc#1177414 - CVE-2020-27670: unsafe AMD IOMMU page table updates (XSA-347)\n- bsc#1178591 - CVE-2020-28368: Intel RAPL sidechannel attack aka PLATYPUS attack aka XSA-351\n","affected":[{"package":{"name":"xen","ecosystem":"SUSE:OpenStack Cloud 7","purl":"pkg:rpm/suse/xen&distro=SUSE%20OpenStack%20Cloud%207"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.7.6_12-43.70.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.7.6_12-43.70.1","xen-doc-html":"4.7.6_12-43.70.1","xen-libs":"4.7.6_12-43.70.1","xen-libs-32bit":"4.7.6_12-43.70.1","xen-tools":"4.7.6_12-43.70.1","xen-tools-domU":"4.7.6_12-43.70.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2020:3742-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP2","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.7.6_12-43.70.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.7.6_12-43.70.1","xen-doc-html":"4.7.6_12-43.70.1","xen-libs":"4.7.6_12-43.70.1","xen-libs-32bit":"4.7.6_12-43.70.1","xen-tools":"4.7.6_12-43.70.1","xen-tools-domU":"4.7.6_12-43.70.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2020:3742-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server 12 SP2-LTSS","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.7.6_12-43.70.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.7.6_12-43.70.1","xen-doc-html":"4.7.6_12-43.70.1","xen-libs":"4.7.6_12-43.70.1","xen-libs-32bit":"4.7.6_12-43.70.1","xen-tools":"4.7.6_12-43.70.1","xen-tools-domU":"4.7.6_12-43.70.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2020:3742-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server 12 SP2-BCL","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.7.6_12-43.70.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.7.6_12-43.70.1","xen-doc-html":"4.7.6_12-43.70.1","xen-libs":"4.7.6_12-43.70.1","xen-libs-32bit":"4.7.6_12-43.70.1","xen-tools":"4.7.6_12-43.70.1","xen-tools-domU":"4.7.6_12-43.70.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2020:3742-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2020/suse-su-20203742-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1177409"},{"type":"REPORT","url":"https://bugzilla.suse.com/1177412"},{"type":"REPORT","url":"https://bugzilla.suse.com/1177413"},{"type":"REPORT","url":"https://bugzilla.suse.com/1177414"},{"type":"REPORT","url":"https://bugzilla.suse.com/1178591"},{"type":"REPORT","url":"https://bugzilla.suse.com/1178963"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-27670"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-27671"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-27672"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-27674"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-28368"}]}