{"schema_version":"1.7.3","id":"SUSE-SU-2020:1633-1","published":"2020-06-17T08:35:24Z","modified":"2026-02-04T03:39:03.253117Z","related":["CVE-2020-0543"],"upstream":["CVE-2020-0543"],"summary":"Security update for xen","details":"This update for xen fixes the following issues:\n\n- CVE-2020-0543: Fixed a side channel attack against special registers which could have resulted in leaking of read values to cores other than the one which called it.\n  This attack is known as Special Register Buffer Data Sampling (SRBDS) or 'CrossTalk' (bsc#1172205).\t  \n- Fixed an issue with efi boot when  nvidia optimus or newer graphic cards are used (bsc#1168178).d\n","affected":[{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP5","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.3_02-3.14.1"}]}],"ecosystem_specific":{"binaries":[{"xen-devel":"4.12.3_02-3.14.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2020:1633-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server 12 SP5","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.3_02-3.14.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.12.3_02-3.14.1","xen-doc-html":"4.12.3_02-3.14.1","xen-libs":"4.12.3_02-3.14.1","xen-libs-32bit":"4.12.3_02-3.14.1","xen-tools":"4.12.3_02-3.14.1","xen-tools-domU":"4.12.3_02-3.14.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2020:1633-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP5","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.3_02-3.14.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.12.3_02-3.14.1","xen-doc-html":"4.12.3_02-3.14.1","xen-libs":"4.12.3_02-3.14.1","xen-libs-32bit":"4.12.3_02-3.14.1","xen-tools":"4.12.3_02-3.14.1","xen-tools-domU":"4.12.3_02-3.14.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2020:1633-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2020/suse-su-20201633-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1027519"},{"type":"REPORT","url":"https://bugzilla.suse.com/1168178"},{"type":"REPORT","url":"https://bugzilla.suse.com/1172205"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-0543"}]}