------------------------------------------------------------------------------- - Fedora Update Notification FEDORA-2018-fe24359b69 2018-11-25 02:03:23.555613 ------------------------------------------------------------------------------- -
Name : xen Product : Fedora 27 Version : 4.9.3 Release : 3.fc27 URL : http://xen.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:
guest use of HLE constructs may lock up host [XSA-282] ------------------------------------------------------------------------------- - ChangeLog:
* Tue Nov 6 2018 Michael Young <m.a.young@durham.ac.uk> - 4.9.3-3 - guest use of HLE constructs may lock up host [XSA-282] * Thu Oct 25 2018 Michael Young <m.a.young@durham.ac.uk> - 4.9.3-2 - x86: Nested VT-x usable even when disabled [XSA-278, CVE-2018-18883] (#1643118) * Tue Sep 25 2018 Michael Young <m.a.young@durham.ac.uk> - 4.9.3-1 - update to 4.9.3 adjust xen.use.fedora.ipxe.patch remove patches for issues now fixed upstream * Wed Aug 15 2018 Michael Young <m.a.young@durham.ac.uk> - 4.9.2-7 - L1 Terminal Fault speculative side channel patch bundle [XSA-273, CVE-2018-3620, CVE-2018-3646] drop patches also in the bundle, which also includes Use of v2 grant tables may cause crash on ARM [XSA-268, CVE-2018-15469] (#1616081) x86: Incorrect MSR_DEBUGCTL handling lets guests enable BTS [XSA-269, CVE-2018-15468] (#1616077) oxenstored does not apply quota-maxentity [XSA-272, CVE-2018-15470] (#1616080) * Wed Jun 27 2018 Michael Young <m.a.young@durham.ac.uk> - 4.9.2-6 - preemption checks bypassed in x86 PV MM handling [XSA-264, CVE-2018-12891] (#1595959) - x86: #DB exception safety check can be triggered by a guest [XSA-265, CVE-2018-12893] (#1595958) - libxl fails to honour readonly flag on HVM emulated SCSI disks [XSA-266, CVE-2018-12892] (#1595957) * Sat Jun 16 2018 Michael Young <m.a.young@durham.ac.uk> - 4.9.2-5 - Speculative register leakage from lazy FPU context switching [XSA-267, CVE-2018-3665] - fix for change in iasl output * Tue May 22 2018 Michael Young <m.a.young@durham.ac.uk> - 4.9.2-4 - Speculative Store Bypass [XSA-263, CVE-2018-3639] (with extra patches so it applies cleanly) * Wed May 9 2018 Michael Young <m.a.young@durham.ac.uk> - 4.9.2-3 - x86: mishandling of debug exceptions [XSA-260, CVE-2018-8897] (with extra patch so it applies cleanly) - x86 vHPET interrupt injection errors [XSA-261, CVE-2018-10982] (#1576089) - qemu may drive Xen into unbounded loop [XSA-262, CVE-2018-10981] (#1576680) * Wed Apr 25 2018 Michael Young <m.a.young@durham.ac.uk> - 4.9.2-2 - Information leak via crafted user-supplied CDROM [XSA-258] (#1571867) - x86: PV guest may crash Xen with XPTI [XSA-259] (#1571878) * Wed Apr 4 2018 Michael Young <m.a.young@durham.ac.uk> - 4.9.2-1 - update to 4.9.2 adjust xen.use.fedora.ipxe.patch remove patches for issues now fixed upstream * Tue Feb 27 2018 Michael Young <m.a.young@durham.ac.uk> - 4.9.1-5 - add Xen page-table isolation (XPTI) mitigation and Branch Target Injection (BTI) mitigation for XSA-254 - DoS via non-preemptable L3/L4 pagetable freeing [XSA-252, CVE-2018-7540] (#1549568) - grant table v2 -> v1 transition may crash Xen [XSA-255, CVE-2018-7541] (#1549570) - x86 PVH guest without LAPIC may DoS the host [XSA-256, CVE-2018-7542] (#1549572) * Tue Dec 12 2017 Michael Young <m.a.young@durham.ac.uk> - 4.9.1-4 - another patch related to the [XSA-240, CVE-2017-15595] issue - xen: various flaws (#1525018) x86 PV guests may gain access to internally used page [XSA-248, CVE-2017-17566] broken x86 shadow mode refcount overflow check [XSA-249, CVE-2017-17563] improper x86 shadow mode refcount error handling [XSA-250, CVE-2017-17564] improper bug check in x86 log-dirty handling [XSA-251, CVE-2017-17565] * Sat Dec 2 2017 Richard W.M. Jones <rjones@redhat.com> - 4.9.1-3 - OCaml 4.06.0 rebuild. * Tue Nov 28 2017 Michael Young <m.a.young@durham.ac.uk> - 4.9.1-2 - xen: various flaws (#1518214) x86: infinite loop due to missing PoD error checking [XSA-246, CVE-2017-17044] Missing p2m error checking in PoD code [XSA-247, CVE-2017-17045] * Thu Nov 23 2017 Michael Young <m.a.young@durham.ac.uk> - 4.9.1-1 - update to 4.9.1 (#1515818) adjust xen.use.fedora.ipxe.patch and qemu.git-fec5e8c92becad223df9d972770522f64aafdb72.patch remove patches for issues now fixed upstream and parts of xen.gcc7.fix.patch update xen.hypervisor.config - update Source0 location * Wed Nov 15 2017 Michael Young <m.a.young@durham.ac.uk> - 4.9.0-14 - fix an issue in patch for [XSA-240, CVE-2017-15595] that might be a security issue - fix for [XSA-243, CVE-2017-15592] could cause hypervisor crash (DOS) * Thu Oct 26 2017 Michael Young <m.a.young@durham.ac.uk> - 4.9.0-13 - pin count / page reference race in grant table code [XSA-236, CVE-2017-15597] (#1506693) * Thu Oct 12 2017 Michael Young <m.a.young@durham.ac.uk> - 4.9.0-12 - xen: various flaws (#1501391) multiple MSI mapping issues on x86 [XSA-237, CVE-2017-15590] DMOP map/unmap missing argument checks [XSA-238, CVE-2017-15591] hypervisor stack leak in x86 I/O intercept code [XSA-239, CVE-2017-15589] Unlimited recursion in linear pagetable de-typing [XSA-240, CVE-2017-15595] Stale TLB entry due to page type release race [XSA-241, CVE-2017-15588] page type reference leak on x86 [XSA-242, CVE-2017-15593] x86: Incorrect handling of self-linear shadow mappings with translated guests [XSA-243, CVE-2017-15592] x86: Incorrect handling of IST settings during CPU hotplug [XSA-244, CVE-2017-15594] ------------------------------------------------------------------------------- -
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2018-fe24359b69' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
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