{"affected":[{"ecosystem_specific":{"binaries":[{"xen-libs":"4.20.1_04-150700.3.11.1","xen-tools-domU":"4.20.1_04-150700.3.11.1"}]},"package":{"ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP7","name":"xen","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7"},"ranges":[{"events":[{"introduced":"0"},{"fixed":"4.20.1_04-150700.3.11.1"}],"type":"ECOSYSTEM"}]},{"ecosystem_specific":{"binaries":[{"xen":"4.20.1_04-150700.3.11.1","xen-devel":"4.20.1_04-150700.3.11.1","xen-tools":"4.20.1_04-150700.3.11.1","xen-tools-xendomains-wait-disk":"4.20.1_04-150700.3.11.1"}]},"package":{"ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP7","name":"xen","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP7"},"ranges":[{"events":[{"introduced":"0"},{"fixed":"4.20.1_04-150700.3.11.1"}],"type":"ECOSYSTEM"}]}],"aliases":[],"details":"This update for xen fixes the following issues:\n\nSecurity issues fixed:    \n    \n- CVE-2025-27466: NULL pointer dereference in the Viridian interface when updating the reference TSC area (bsc#1248807).\n- CVE-2025-58142: NULL pointer dereference in the Viridian interface due to assumption that the SIM page is mapped when\n  a synthetic timer message has to be delivered (bsc#1248807).\n- CVE-2025-58143: information leak and reference counter underflow in the Viridian interface due to race in the mapping\n  of the reference TSC page (bsc#1248807).\n\nOther issues fixed:\n    \n- efi: Call FreePages() only if needed (bsc#1027519).\n- x86/hpet: do local APIC EOI after interrupt processing (bsc#1027519).\n- x86/hvm/ioreq: Fix condition in hvm_alloc_legacy_ioreq_gfn() (bsc#1027519).\n- x86/idle: Fix the C6 eoi_errata[] list to include NEHALEM_EX (bsc#1027519).\n- x86/iommu: setup MMCFG ahead of IOMMU (bsc#1027519).\n- x86/mce: Adjustments to intel_init_ppin() (bsc#1027519).\n- x86/mkelf32: pad load segment to 2Mb boundary (bsc#1027519).\n","id":"SUSE-SU-2025:03172-1","modified":"2025-09-11T12:54:02Z","published":"2025-09-11T12:54:02Z","references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2025/suse-su-202503172-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1027519"},{"type":"REPORT","url":"https://bugzilla.suse.com/1248807"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-27466"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-58142"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-58143"}],"related":["CVE-2025-27466","CVE-2025-58142","CVE-2025-58143"],"summary":"Security update for xen","upstream":["CVE-2025-27466","CVE-2025-58142","CVE-2025-58143"]}