{"schema_version":"1.7.3","id":"SUSE-SU-2021:3851-1","published":"2021-12-01T15:57:36Z","modified":"2026-02-04T04:24:09.514369Z","related":["CVE-2021-28704","CVE-2021-28705","CVE-2021-28706","CVE-2021-28707","CVE-2021-28708","CVE-2021-28709"],"upstream":["CVE-2021-28704","CVE-2021-28705","CVE-2021-28706","CVE-2021-28707","CVE-2021-28708","CVE-2021-28709"],"summary":"Security update for xen","details":"This update for xen fixes the following issues:\n\n- CVE-2021-28704, CVE-2021-28707, CVE-2021-28708: Fixed PoD operations on misaligned GFNs (XSA-388) (bsc#1192557).\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","affected":[{"package":{"name":"xen","ecosystem":"SUSE:HPE Helion OpenStack 8","purl":"pkg:rpm/suse/xen&distro=HPE%20Helion%20OpenStack%208"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.4_24-3.97.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.9.4_24-3.97.1","xen-doc-html":"4.9.4_24-3.97.1","xen-libs":"4.9.4_24-3.97.1","xen-libs-32bit":"4.9.4_24-3.97.1","xen-tools":"4.9.4_24-3.97.1","xen-tools-domU":"4.9.4_24-3.97.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3851-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:OpenStack Cloud 8","purl":"pkg:rpm/suse/xen&distro=SUSE%20OpenStack%20Cloud%208"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.4_24-3.97.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.9.4_24-3.97.1","xen-doc-html":"4.9.4_24-3.97.1","xen-libs":"4.9.4_24-3.97.1","xen-libs-32bit":"4.9.4_24-3.97.1","xen-tools":"4.9.4_24-3.97.1","xen-tools-domU":"4.9.4_24-3.97.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3851-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:OpenStack Cloud Crowbar 8","purl":"pkg:rpm/suse/xen&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.4_24-3.97.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.9.4_24-3.97.1","xen-doc-html":"4.9.4_24-3.97.1","xen-libs":"4.9.4_24-3.97.1","xen-libs-32bit":"4.9.4_24-3.97.1","xen-tools":"4.9.4_24-3.97.1","xen-tools-domU":"4.9.4_24-3.97.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3851-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP3","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.4_24-3.97.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.9.4_24-3.97.1","xen-doc-html":"4.9.4_24-3.97.1","xen-libs":"4.9.4_24-3.97.1","xen-libs-32bit":"4.9.4_24-3.97.1","xen-tools":"4.9.4_24-3.97.1","xen-tools-domU":"4.9.4_24-3.97.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3851-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server 12 SP3-LTSS","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.4_24-3.97.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.9.4_24-3.97.1","xen-doc-html":"4.9.4_24-3.97.1","xen-libs":"4.9.4_24-3.97.1","xen-libs-32bit":"4.9.4_24-3.97.1","xen-tools":"4.9.4_24-3.97.1","xen-tools-domU":"4.9.4_24-3.97.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3851-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server 12 SP3-BCL","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCL"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.4_24-3.97.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.9.4_24-3.97.1","xen-doc-html":"4.9.4_24-3.97.1","xen-libs":"4.9.4_24-3.97.1","xen-libs-32bit":"4.9.4_24-3.97.1","xen-tools":"4.9.4_24-3.97.1","xen-tools-domU":"4.9.4_24-3.97.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:3851-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2021/suse-su-20213851-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1192554"},{"type":"REPORT","url":"https://bugzilla.suse.com/1192557"},{"type":"REPORT","url":"https://bugzilla.suse.com/1192559"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28704"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28705"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28706"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28707"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28708"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28709"}]}