{"id":"MGASA-2026-0026","summary":"Updated xen packages fix security vulnerabilities","details":"x86: buffer overrun with shadow paging + tracing. (CVE-2025-58150)\nx86: incomplete IBPB for vCPU isolation. (CVE-2026-23553)\n","modified":"2026-04-16T00:10:21.540472132Z","published":"2026-01-30T00:39:37Z","upstream":["CVE-2025-58150","CVE-2026-23553"],"references":[{"type":"ADVISORY","url":"https://advisories.mageia.org/MGASA-2026-0026.html"},{"type":"REPORT","url":"https://bugs.mageia.org/show_bug.cgi?id=35074"},{"type":"WEB","url":"https://www.openwall.com/lists/oss-security/2026/01/27/1"},{"type":"WEB","url":"https://www.openwall.com/lists/oss-security/2026/01/27/3"}],"affected":[{"package":{"name":"xen","ecosystem":"Mageia:9","purl":"pkg:rpm/mageia/xen?arch=source&distro=mageia-9"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5-1.git20251028.2.mga9"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2026-0026.json"}}],"schema_version":"1.7.5","credits":[{"name":"Mageia","contact":["https://wiki.mageia.org/en/Packages_Security_Team"],"type":"COORDINATOR"}]}