openSUSE Security Update: Security update for xen ______________________________________________________________________________ Announcement ID: openSUSE-SU-2020:1844-1 Rating: important References: #1177409 #1177412 #1177413 #1177414 Cross-References: CVE-2020-27670 CVE-2020-27671 CVE-2020-27672 CVE-2020-27673 Affected Products: openSUSE Leap 15.1 ______________________________________________________________________________ An update that fixes four vulnerabilities is now available. Description: This update for xen fixes the following issues: - bsc#1177409 - VUL-0: CVE-2020-27673: xen: x86 PV guest INVLPG-like flushes may leave stale TLB entries (XSA-286) - bsc#1177412 - VUL-0: CVE-2020-27672: xen: Race condition in Xen mapping code (XSA-345) - bsc#1177413 - VUL-0: CVE-2020-27671: xen: undue deferral of IOMMU TLB flushes (XSA-346) - bsc#1177414 - VUL-0: CVE-2020-27670: xen: unsafe AMD IOMMU page table updates (XSA-347) This update was imported from the SUSE:SLE-15-SP1:Update update project. Patch Instructions: To install this openSUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - openSUSE Leap 15.1: zypper in -t patch openSUSE-2020-1844=1 Package List: - openSUSE Leap 15.1 (i586 x86_64): xen-debugsource-4.12.3_10-lp151.2.27.1 xen-devel-4.12.3_10-lp151.2.27.1 xen-libs-4.12.3_10-lp151.2.27.1 xen-libs-debuginfo-4.12.3_10-lp151.2.27.1 xen-tools-domU-4.12.3_10-lp151.2.27.1 xen-tools-domU-debuginfo-4.12.3_10-lp151.2.27.1 - openSUSE Leap 15.1 (x86_64): xen-4.12.3_10-lp151.2.27.1 xen-doc-html-4.12.3_10-lp151.2.27.1 xen-libs-32bit-4.12.3_10-lp151.2.27.1 xen-libs-32bit-debuginfo-4.12.3_10-lp151.2.27.1 xen-tools-4.12.3_10-lp151.2.27.1 xen-tools-debuginfo-4.12.3_10-lp151.2.27.1 References: https://www.suse.com/security/cve/CVE-2020-27670.html https://www.suse.com/security/cve/CVE-2020-27671.html https://www.suse.com/security/cve/CVE-2020-27672.html https://www.suse.com/security/cve/CVE-2020-27673.html https://bugzilla.suse.com/1177409 https://bugzilla.suse.com/1177412 https://bugzilla.suse.com/1177413 https://bugzilla.suse.com/1177414