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Fedora 29: FEDORA-2019-3e89502cb1 Critical: Xen Flaws Update

xen: various flaws (#1685577) grant table transfer issues on large hosts [XSA-284] race with pass-through device hotplug [XSA-285] x86: steal_page violates page_struct access discipline [XSA-287] x86: Inconsistent PV IOMMU discipline [XSA-288] missing preemption in x86 PV page table unvalidation [XSA-290] x86/PV: page type reference counting issue with failed IOMMU update. --------------------------------------------------------------------------------Fedora Update Notification FEDORA-2019-3e89502cb1 2019-03-12 22:17:51.347547 --------------------------------------------------------------------------------Name : xen Product : Fedora 29 Version : 4.11.1 Release : 4.fc29 URL : https://xenproject.org/ Summary : Xen is a virtual machine monitor Description : This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor --------------------------------------------------------------------------------Update Information: xen: various flaws (#1685577) grant table transfer issues on large hosts [XSA-284] race with pass-through device hotplug [XSA-285] x86: steal_page violates page_struct access discipline [XSA-287] x86: Inconsistent PV IOMMU discipline [XSA-288] missing preemption in x86 PV page table unvalidation [XSA-290] x86/PV: page type reference counting issue with failed IOMMU update [XSA-291] x86: insufficient TLB flushing when using PCID [XSA-292] x86: PV kernel context switch corruption [XSA-293] x86 shadow: Insufficient TLB flushing when using PCID [XSA-294] --------------------------------------------------------------------------------ChangeLog: * Tue Mar 5 2019 Michael Young - 4.11.1-4 - xen: various flaws (#1685577) grant table transfer issues on large hosts [XSA-284] race with pass-through device hotplug [XSA-285] x86: steal_page violates page_struct access discipline [XSA-287] x86: Inconsistent PV IOMMU discipline [XSA-288] missing preemption in x86 PV pagetable unvalidation [XSA-290] x86/PV: page type reference counting issue with failed IOMMU update [XSA-291] x86: insufficient TLB flushing when using PCID [XSA-292] x86: PV kernel context switch corruption [XSA-293] x86 shadow: Insufficient TLB flushing when using PCID [XSA-294] * Thu Feb 14 2019 Michael Young - 4.11.1-3 - add gcc9 build fixes (#1676229) * Sun Feb 3 2019 Fedora Release Engineering - 4.11.1-2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild * Tue Dec 11 2018 Michael Young - 4.11.1-1 - update to 4.11.1 remove patches for issues now fixed upstream adjust xen.use.fedora.ipxe.patch - only include qemutrad build requirements for platforms that use it - construct ovmf.bin from edk2-ovmf package (#1656651) * Tue Nov 20 2018 Michael Young - 4.11.0-10 - insufficient TLB flushing / improper large page mappings with AMD IOMMUs [XSA-275, CVE-2018-19961, CVE-2018-19962] (#1651665) - x86: DoS from attempting to use INVPCID with a non-canonical addresses [XSA-279, CVE-2018-19965] (#1651970) - xen: various flaws (#1652251) resource accounting issues in x86 IOREQ server handling [XSA-276, CVE-2018-19963] x86: incorrect error handling for guest p2m page removals [XSA-277, CVE-2018-19964] Fix for XSA-240 conflicts with shadow paging [XSA-280, CVE-2018-19966] * Tue Nov 6 2018 Michael Young - 4.11.0-9 - guest use of HLE constructs may lock up host [XSA-282, CVE-2018-19967] * Wed Oct 24 2018 Michael Young - 4.11.0-8 - x86: Nested VT-x usable even when disabled [XSA-278, CVE-2018-18883] (#1643118) --------------------------------------------------------------------------------References: [ 1 ] Bug #1679321 - xen: xsa288: Inconsistent PV IOMMU discipline https://bugzilla.redhat.com/show_bug.cgi?id=1679321 [ 2 ] Bug #1679326 - xen: xsa292: insufficient TLB flushing when using PCID https://bugzilla.redhat.com/show_bug.cgi?id=1679326 [ 3 ] Bug #1679327 - xen: xsa293: PV kernel context switch corruption https://bugzilla.redhat.com/show_bug.cgi?id=1679327 [ 4 ] Bug #1679328 - xen: xsa287: steal_page violates page_struct access discipline https://bugzilla.redhat.com/show_bug.cgi?id=1679328 [ 5 ] Bug #1679332 - xen: xsa285: race with pass-through device hotplug https://bugzilla.redhat.com/show_bug.cgi?id=1679332 [ 6 ] Bug #1679334 - xen: xsa290: missing preemption in x86 PV page table unvalidation https://bugzilla.redhat.com/show_bug.cgi?id=1679334 [ 7 ] Bug #1683956 - xen: xsa294: Insufficient TLB flushing when using PCID https://bugzilla.redhat.com/show_bug.cgi?id=1683956 [ 8 ] Bug #1685568 - xen: xsa284: grant table transfer issues on large hosts https://bugzilla.redhat.com/show_bug.cgi?id=1685568 [ 9 ] Bug #1685570 - xen: xsa291: x86/PV: page type reference counting issue with failed IOMMU update https://bugzilla.redhat.com/show_bug.cgi?id=1685570 --------------------------------------------------------------------------------This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2019-3e89502cb1' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/security/ --------------------------------------------------------------------------------_______________________________________________ package-announce mailing list -- This email address is being protected from spambots. You need JavaScript enabled to view it. To unsubscribe send an email to This email address is being protected from spambots. You need JavaScript enabled to view it. Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/This email address is being protected from spambots. You need JavaScript enabled to view it./ . Critical security enhancements released forFedora 29 targeting significant vulnerabilities in Xen, impacting sizable servers and IOMMU frameworks. Must-apply fix.. Xen Security Update,Fedora 29,. . Severity: Critical. LinuxSecurity.com Team

Mar 12, 2019 •Critical Fedora