-------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2017-b3bdaf58bc 2017-07-01 21:00:30.997417 --------------------------------------------------------------------------------
Name : xen Product : Fedora 24 Version : 4.6.5 Release : 7.fc24 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:
xen: various flaws (#1463247) blkif responses leak backend stack data [XSA-216] page transfer may allow PV guest to elevate privilege [XSA-217] Races in the grant table unmap code [XSA-218] x86: insufficient reference counts during shadow emulation [XSA-219] x86: PKRU and BND* leakage between vCPU-s [XSA-220] stale P2M mappings due to insufficient error checking [XSA-222] ARM guest disabling interrupt may crash Xen [XSA-223] grant table operations mishandle reference counts [XSA-224] arm: vgic: Out-of-bound access when sending SGIs [XSA-225] NULL pointer deref in event channel poll [XSA-221] (#1463231) -------------------------------------------------------------------------------- References:
[ 1 ] Bug #1458870 - xsa216 xen: blkif responses leak backend stack data (XSA-216) https://bugzilla.redhat.com/show_bug.cgi?id=1458870 [ 2 ] Bug #1458871 - xsa217 xen: page transfer may allow PV guest to elevate privilege (XSA-217) https://bugzilla.redhat.com/show_bug.cgi?id=1458871 [ 3 ] Bug #1458872 - xsa218 xen: Races in the grant table unmap code (XSA-218) https://bugzilla.redhat.com/show_bug.cgi?id=1458872 [ 4 ] Bug #1458873 - xsa219 xen: x86: insufficient reference counts during shadow emulation (XSA-219) https://bugzilla.redhat.com/show_bug.cgi?id=1458873 [ 5 ] Bug #1458874 - xsa220 xen: x86: PKRU and BND* leakage between vCPU-s (XSA-220) https://bugzilla.redhat.com/show_bug.cgi?id=1458874 [ 6 ] Bug #1458876 - xsa222 xen: stale P2M mappings due to insufficient error checking (XSA-222) https://bugzilla.redhat.com/show_bug.cgi?id=1458876 [ 7 ] Bug #1458877 - xsa223 xen: ARM guest disabling interrupt may crash Xen (XSA-223) https://bugzilla.redhat.com/show_bug.cgi?id=1458877 [ 8 ] Bug #1458878 - xsa224 xen: grant table operations mishandle reference counts (XSA-224) https://bugzilla.redhat.com/show_bug.cgi?id=1458878 [ 9 ] Bug #1459515 - xsa225 xen: arm: vgic: Out-of-bound access when sending SGIs (XSA-225) https://bugzilla.redhat.com/show_bug.cgi?id=1459515 [ 10 ] Bug #1458875 - xsa221 xen: NULL pointer deref in event channel poll (XSA-221) https://bugzilla.redhat.com/show_bug.cgi?id=1458875 --------------------------------------------------------------------------------
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade xen' 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
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/keys --------------------------------------------------------------------------------
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