SUSE-SU-2022:2599-2

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SUSE-SU-2022:2599-2

Summary: Security update for xen

Details: This update for xen fixes the following issues: - CVE-2022-26363, CVE-2022-26364: Fixed insufficient care with non-coherent mappings (XSA-402) (bsc#1199966). - CVE-2022-21123, CVE-2022-21125, CVE-2022-21166: Fixed MMIO stale data vulnerabilities on x86 (XSA-404) (bsc#1200549). - CVE-2022-26362: Fixed a race condition in typeref acquisition (XSA-401) (bsc#1199965). - CVE-2022-33745: Fixed insufficient TLB flush for x86 PV guests in shadow mode (XSA-408) (bsc#1201394). - CVE-2022-23816, CVE-2022-23825, CVE-2022-29900: Fixed RETBLEED vulnerability, arbitrary speculative code execution with return instructions (XSA-407) (bsc#1201469). Fixed several upstream bugs (bsc#1027519).

References: https://www.suse.com/support/update/announcement/2022/suse-su-20222599-2/, https://bugzilla.suse.com/1027519, https://bugzilla.suse.com/1199965, https://bugzilla.suse.com/1199966, https://bugzilla.suse.com/1200549, https://bugzilla.suse.com/1201394, https://bugzilla.suse.com/1201469, https://www.suse.com/security/cve/CVE-2022-21123, https://www.suse.com/security/cve/CVE-2022-21125, https://www.suse.com/security/cve/CVE-2022-21166, https://www.suse.com/security/cve/CVE-2022-23816, https://www.suse.com/security/cve/CVE-2022-23825, https://www.suse.com/security/cve/CVE-2022-26362, https://www.suse.com/security/cve/CVE-2022-26363, https://www.suse.com/security/cve/CVE-2022-26364, https://www.suse.com/security/cve/CVE-2022-29900, https://www.suse.com/security/cve/CVE-2022-33745