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Fedora 28: Critical Xen Interrupt Errors and Debug Issues Explained

x86: mishandling of debug exceptions [XSA-260, CVE-2018-8897] x86 vHPET interrupt injection errors [XSA-261] (#1576089) qemu may drive Xen into unbounded loop [XSA-262] ---- update to xen-4.10.1. --------------------------------------------------------------------------------Fedora Update Notification FEDORA-2018-a7ac26523d 2018-05-12 18:18:44.007695 --------------------------------------------------------------------------------Name : xen Product : Fedora 28 Version : 4.10.1 Release : 2.fc28 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: x86: mishandling of debug exceptions [XSA-260, CVE-2018-8897] x86 vHPET interrupt injection errors [XSA-261] (#1576089) qemu may drive Xen into unbounded loop [XSA-262] ---- update to xen-4.10.1 --------------------------------------------------------------------------------ChangeLog: * Tue May 8 2018 Michael Young - 4.10.1-2 - x86: mishandling of debug exceptions [XSA-260, CVE-2018-8897] - x86 vHPET interrupt injection errors [XSA-261] (#1576089) - qemu may drive Xen into unbounded loop [XSA-262] * Thu May 3 2018 Michael Young - 4.10.1-1 - update to xen-4.10.1 adjust xen.use.fedora.ipxe.patch and xen.fedora.efi.build.patch remove patches for issues now fixed upstream package /usr/lib/debug/usr/lib/xen/boot/xen-shim-syms * Wed Apr 25 2018 Michael Young - 4.10.0-9 - Information leak via crafted user-supplied CDROM [XSA-258, CVE-2018-10472] (#1571867) - x86: PV guest may crash Xen with XPTI [XSA-259, CVE-2018-10471] (#1571878) --------------------------------------------------------------------------------References: [ 1 ] Bug #1571880 - CVE-2018-10982 xsa261 xen: x86 vHPET interrupt injection errors (XSA-261) https://bugzilla.redhat.com/show_bug.cgi?id=1571880 [ 2 ] Bug #1571881 - CVE-2018-10981 xsa262 xen: qemu may drive Xen into unbounded loop (XSA-262) https://bugzilla.redhat.com/show_bug.cgi?id=1571881 --------------------------------------------------------------------------------This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2018-a7ac26523d' 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. . Tackling significant challenges in Fedora Xen revisions to resolve debugging errors and interrupt handling discrepancies.. Fedora Security Updates, Xen Hypervisor, Interrupt Injection Errors, Debug Exception Management. . Severity: Critical. LinuxSecurity.com Team

May 12, 2018 •Critical Fedora