{"schema_version":"1.7.3","id":"SUSE-SU-2022:3727-1","published":"2022-10-25T13:38:42Z","modified":"2026-02-04T03:42:04.125168Z","related":["CVE-2022-33746","CVE-2022-33748"],"upstream":["CVE-2022-33746","CVE-2022-33748"],"summary":"Security update for xen","details":"This update for xen fixes the following issues:\n\n  Updated to version 4.16.2 (bsc#1027519):\n  \n  - CVE-2022-33746: Fixed DoS due to excessively long P2M pool freeing (bsc#1203806).\n  - CVE-2022-33748: Fixed DoS due to race in locking (bsc#1203807).\n\n\n  Bugfixes:\n\n  - Fixed Xen DomU unable to emulate audio device (bsc#1201994).\n  - Fixed logic error in built-in default of max_event_channels (bsc#1167608, bsc#1201631).\n","affected":[{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Micro 5.3","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Micro%205.3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.2_06-150400.4.11.1"}]}],"ecosystem_specific":{"binaries":[{"xen-libs":"4.16.2_06-150400.4.11.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2022:3727-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP4","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.2_06-150400.4.11.1"}]}],"ecosystem_specific":{"binaries":[{"xen-libs":"4.16.2_06-150400.4.11.1","xen-tools-domU":"4.16.2_06-150400.4.11.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2022:3727-1.json"}},{"package":{"name":"xen","ecosystem":"SUSE:Linux Enterprise Module for Server Applications 15 SP4","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.2_06-150400.4.11.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.16.2_06-150400.4.11.1","xen-devel":"4.16.2_06-150400.4.11.1","xen-tools":"4.16.2_06-150400.4.11.1","xen-tools-xendomains-wait-disk":"4.16.2_06-150400.4.11.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2022:3727-1.json"}},{"package":{"name":"xen","ecosystem":"openSUSE:Leap 15.4","purl":"pkg:rpm/opensuse/xen&distro=openSUSE%20Leap%2015.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.2_06-150400.4.11.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.16.2_06-150400.4.11.1","xen-devel":"4.16.2_06-150400.4.11.1","xen-doc-html":"4.16.2_06-150400.4.11.1","xen-libs":"4.16.2_06-150400.4.11.1","xen-libs-32bit":"4.16.2_06-150400.4.11.1","xen-tools":"4.16.2_06-150400.4.11.1","xen-tools-domU":"4.16.2_06-150400.4.11.1","xen-tools-xendomains-wait-disk":"4.16.2_06-150400.4.11.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2022:3727-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2022/suse-su-20223727-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1027519"},{"type":"REPORT","url":"https://bugzilla.suse.com/1167608"},{"type":"REPORT","url":"https://bugzilla.suse.com/1201631"},{"type":"REPORT","url":"https://bugzilla.suse.com/1201994"},{"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-2022-33746"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2022-33748"}]}