-------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2020-ec84c1565b 2020-11-12 03:05:39.155788 --------------------------------------------------------------------------------
Name : xen Product : Fedora 33 Version : 4.14.0 Release : 9.fc33 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:
revised patch for XSA-286 (mitigating performance impact) ---- x86 PV guest INVLPG-like flushes may leave stale TLB entries [XSA-286, CVE-2020-27674] (#1891092) simplify grub scripts (patches from Thierry Vignaud tvignaud@redhat.com) some fixes for gcc 11 -------------------------------------------------------------------------------- ChangeLog:
* Tue Nov 3 2020 Michael Young m.a.young@durham.ac.uk - 4.14.0-9 - revised patch for XSA-286 (mitigating performance impact) * Fri Oct 30 2020 Jeff Law law@redhat.com - 4.14.0-8 - Work around gcc-11 stringop-overflow diagnostics as well * Wed Oct 28 2020 Michael Young m.a.young@durham.ac.uk - 4.14.0-7 - x86 PV guest INVLPG-like flushes may leave stale TLB entries [XSA-286, CVE-2020-27674] (#1891092) - simplify grub scripts (patches from Thierry Vignaud tvignaud@redhat.com) - some fixes for gcc 11 -------------------------------------------------------------------------------- References:
[ 1 ] Bug #1891089 - CVE-2020-27674 xen: x86 PV guest INVLPG-like flushes may leave stale TLB entries (XSA-286) https://bugzilla.redhat.com/show_bug.cgi?id=1891089 --------------------------------------------------------------------------------
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2020-ec84c1565b' 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 --------------------------------------------------------------------------------