{"schema_version":"1.7.3","id":"SUSE-SU-2022:3728-1","published":"2022-10-25T13:40:54Z","modified":"2026-02-04T03:17:01.086196Z","related":["CVE-2021-28689","CVE-2022-26365","CVE-2022-33740","CVE-2022-33741","CVE-2022-33742","CVE-2022-33746","CVE-2022-33748"],"upstream":["CVE-2021-28689","CVE-2022-26365","CVE-2022-33740","CVE-2022-33741","CVE-2022-33742","CVE-2022-33746","CVE-2022-33748"],"summary":"Security update for xen","details":"This update for xen fixes the following issues:\n\n  - CVE-2022-26365: Fixed issue where Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend (bsc#1200762).\n  - CVE-2022-33740: Fixed issue where Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend (bsc#1200762).\n  - CVE-2022-33741: Fixed issue where data residing in the same 4K page as data shared with a backend was being accessible by such backend (bsc#1200762).\n  - CVE-2022-33742: Fixed issue where data residing in the same 4K page as data shared with a backend was being accessible by such backend (bsc#1200762).\n  - CVE-2022-33746: Fixed DoS due to excessively long P2M pool freeing (bsc#1203806).\n  - CVE-2021-28689: Fixed speculative vulnerabilities with bare (non-shim) 32-bit PV guests (bsc#1185104).\n  - CVE-2022-33748: Fixed DoS due to race in locking (bsc#1203807).\n\n","affected":[{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP5","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.4_28-3.77.1"}]}],"ecosystem_specific":{"binaries":[{"xen-devel":"4.12.4_28-3.77.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2022:3728-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server 12 SP5","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.4_28-3.77.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.12.4_28-3.77.1","xen-doc-html":"4.12.4_28-3.77.1","xen-libs":"4.12.4_28-3.77.1","xen-libs-32bit":"4.12.4_28-3.77.1","xen-tools":"4.12.4_28-3.77.1","xen-tools-domU":"4.12.4_28-3.77.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2022:3728-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP5","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.12.4_28-3.77.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.12.4_28-3.77.1","xen-doc-html":"4.12.4_28-3.77.1","xen-libs":"4.12.4_28-3.77.1","xen-libs-32bit":"4.12.4_28-3.77.1","xen-tools":"4.12.4_28-3.77.1","xen-tools-domU":"4.12.4_28-3.77.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2022:3728-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2022/suse-su-20223728-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1185104"},{"type":"REPORT","url":"https://bugzilla.suse.com/1200762"},{"type":"REPORT","url":"https://bugzilla.suse.com/1203806"},{"type":"REPORT","url":"https://bugzilla.suse.com/1203807"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28689"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2022-26365"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2022-33740"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2022-33741"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2022-33742"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2022-33746"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2022-33748"}]}