{"id":"SUSE-SU-2026:4732-1","summary":"Security update for xen","details":"This update for xen fixes the following issues:\n\n- CVE-2026-79609: x86: XPTI may break on huge-memory systems (bsc#1283321).\n- CVE-2026-79610: grant-table: double version change race (bsc#1283322).\n- CVE-2026-79611: VMX: VMentry failure with branch tracing and blocked states (bsc#1283323).\n- CVE-2026-102700: gnttab: cache-flush handling may cause page reference leak (bsc#1283325).\n","modified":"2026-10-20T17:24:00.346340300Z","published":"2026-10-19T07:15:05Z","related":["CVE-2026-102700","CVE-2026-79609","CVE-2026-79610","CVE-2026-79611"],"upstream":["CVE-2026-102700","CVE-2026-79609","CVE-2026-79610","CVE-2026-79611"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20264732-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1283321"},{"type":"REPORT","url":"https://bugzilla.suse.com/1283322"},{"type":"REPORT","url":"https://bugzilla.suse.com/1283323"},{"type":"REPORT","url":"https://bugzilla.suse.com/1283325"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-102700"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-79609"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-79610"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-79611"}],"affected":[{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server 12 SP5-LTSS","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.4_76-3.154.1"}]}],"ecosystem_specific":{"binaries":[{"xen-devel":"4.12.4_76-3.154.1","xen-doc-html":"4.12.4_76-3.154.1","xen-libs":"4.12.4_76-3.154.1","xen-libs-32bit":"4.12.4_76-3.154.1","xen-tools":"4.12.4_76-3.154.1","xen-tools-domU":"4.12.4_76-3.154.1","xen":"4.12.4_76-3.154.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4732-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.4_76-3.154.1"}]}],"ecosystem_specific":{"binaries":[{"xen-doc-html":"4.12.4_76-3.154.1","xen-libs":"4.12.4_76-3.154.1","xen-libs-32bit":"4.12.4_76-3.154.1","xen-tools":"4.12.4_76-3.154.1","xen-tools-domU":"4.12.4_76-3.154.1","xen":"4.12.4_76-3.154.1","xen-devel":"4.12.4_76-3.154.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4732-1.json"}}],"schema_version":"1.9.0"}