{"id":"SUSE-SU-2026:1093-1","summary":"Security update for xen","details":"This update for xen fixes the following issues:\n\n- CVE-2026-23554: xen: Use after free of paging structures in EPT (bsc#1259247, XSA-480)\n- CVE-2026-23555: xen: Xenstored DoS by unprivileged domain (bsc#1259248, XSA-481)\n","modified":"2026-03-28T08:45:28.760568Z","published":"2026-03-26T17:52:21Z","related":["CVE-2026-23554","CVE-2026-23555"],"upstream":["CVE-2026-23554","CVE-2026-23555"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20261093-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1259247"},{"type":"REPORT","url":"https://bugzilla.suse.com/1259248"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-23554"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-23555"}],"affected":[{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP7","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.20.2_08-150700.3.28.1"}]}],"ecosystem_specific":{"binaries":[{"xen-libs":"4.20.2_08-150700.3.28.1","xen-tools-domU":"4.20.2_08-150700.3.28.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:1093-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP7","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.20.2_08-150700.3.28.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.20.2_08-150700.3.28.1","xen-devel":"4.20.2_08-150700.3.28.1","xen-tools-xendomains-wait-disk":"4.20.2_08-150700.3.28.1","xen-tools":"4.20.2_08-150700.3.28.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:1093-1.json"}}],"schema_version":"1.7.5"}