{"schema_version":"1.7.3","id":"SUSE-SU-2021:2924-1","published":"2021-09-02T08:12:49Z","modified":"2026-02-04T04:33:23.775608Z","related":["CVE-2021-0089","CVE-2021-20255","CVE-2021-28690","CVE-2021-28692","CVE-2021-28693","CVE-2021-28694","CVE-2021-28695","CVE-2021-28696","CVE-2021-28697","CVE-2021-28698","CVE-2021-28699","CVE-2021-28700","CVE-2021-3592","CVE-2021-3594","CVE-2021-3595"],"upstream":["CVE-2021-0089","CVE-2021-20255","CVE-2021-28690","CVE-2021-28692","CVE-2021-28693","CVE-2021-28694","CVE-2021-28695","CVE-2021-28696","CVE-2021-28697","CVE-2021-28698","CVE-2021-28699","CVE-2021-28700","CVE-2021-3592","CVE-2021-3594","CVE-2021-3595"],"summary":"Security update for xen","details":"This update for xen fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2021-28693: xen/arm: Boot modules are not scrubbed (bsc#1186428)\n- CVE-2021-28692: xen: inappropriate x86 IOMMU timeout detection / handling (bsc#1186429)\n- CVE-2021-0089: xen: Speculative Code Store Bypass (bsc#1186433)\n- CVE-2021-28690: xen: x86: TSX Async Abort protections not restored after S3 (bsc#1186434)\n- CVE-2021-20255: Fixed stack overflow via infinite recursion in eepro100 (bsc#1182654)\n- CVE-2021-28694,CVE-2021-28695,CVE-2021-28696: IOMMU page mapping issues on x86 (XSA-378)(bsc#1189373).\n- CVE-2021-28697: grant table v2 status pages may remain accessible after de-allocation (XSA-379)(bsc#1189376).\n- CVE-2021-28698: long running loops in grant table handling (XSA-380)(bsc#1189378).\n- CVE-2021-28699: inadequate grant-v2 status frames array bounds check (XSA-382)(bsc#1189380).\n- CVE-2021-28700: No memory limit for dom0less domUs (XSA-383)(bsc#1189381).\n- CVE-2021-3592: slirp: invalid pointer initialization may lead to information disclosure (bootp)(bsc#1187369).\n- CVE-2021-3594: slirp: invalid pointer initialization may lead to information disclosure (udp)(bsc#1187378).\n- CVE-2021-3595: slirp: invalid pointer initialization may lead to information disclosure (tftp)(bsc#1187376).\n\nOther issues fixed:\n\n- Fixed 'Panic on CPU 0: IO-APIC + timer doesn't work!' (bsc#1180491)\n- Fixed an issue with xencommons, where file format expecations by fillup did not allign (bsc#1185682)\n- Upstream bug fixes (bsc#1027519)\n\n- Dom0 hangs when pinning CPUs for dom0 with HVM guest (bsc#1179246).\n- Fixed Xen SLES11SP4 guest hangs on cluster (bsc#1188050).\n- Fixed PVHVM SLES12 SP5 - NMI Watchdog CPU Stuck (bsc#1180846).\n- Core cannot be opened when using xl dump-core of VM with PTF (bsc#1183243)\n- Prevent superpage allocation in the LAPIC and ACPI_INFO range (bsc#1189882).\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_12-3.49.1"}]}],"ecosystem_specific":{"binaries":[{"xen-devel":"4.12.4_12-3.49.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:2924-1.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_12-3.49.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.12.4_12-3.49.1","xen-doc-html":"4.12.4_12-3.49.1","xen-libs":"4.12.4_12-3.49.1","xen-libs-32bit":"4.12.4_12-3.49.1","xen-tools":"4.12.4_12-3.49.1","xen-tools-domU":"4.12.4_12-3.49.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:2924-1.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_12-3.49.1"}]}],"ecosystem_specific":{"binaries":[{"xen":"4.12.4_12-3.49.1","xen-doc-html":"4.12.4_12-3.49.1","xen-libs":"4.12.4_12-3.49.1","xen-libs-32bit":"4.12.4_12-3.49.1","xen-tools":"4.12.4_12-3.49.1","xen-tools-domU":"4.12.4_12-3.49.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:2924-1.json"}}],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2021/suse-su-20212924-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1027519"},{"type":"REPORT","url":"https://bugzilla.suse.com/1179246"},{"type":"REPORT","url":"https://bugzilla.suse.com/1180491"},{"type":"REPORT","url":"https://bugzilla.suse.com/1180846"},{"type":"REPORT","url":"https://bugzilla.suse.com/1182654"},{"type":"REPORT","url":"https://bugzilla.suse.com/1183243"},{"type":"REPORT","url":"https://bugzilla.suse.com/1185682"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186428"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186429"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186433"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186434"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187369"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187376"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187378"},{"type":"REPORT","url":"https://bugzilla.suse.com/1188050"},{"type":"REPORT","url":"https://bugzilla.suse.com/1189373"},{"type":"REPORT","url":"https://bugzilla.suse.com/1189376"},{"type":"REPORT","url":"https://bugzilla.suse.com/1189378"},{"type":"REPORT","url":"https://bugzilla.suse.com/1189380"},{"type":"REPORT","url":"https://bugzilla.suse.com/1189381"},{"type":"REPORT","url":"https://bugzilla.suse.com/1189882"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-0089"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-20255"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28690"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28692"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28693"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28694"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28695"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28696"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28697"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28698"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28699"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-28700"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-3592"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-3594"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-3595"}]}