-------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2022-a0d7a5eaf2 2022-08-12 01:41:01.346951 --------------------------------------------------------------------------------
Name : xen Product : Fedora 35 Version : 4.15.3 Release : 4.fc35 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:
insufficient TLB flush for x86 PV guests in shadow mode [XSA-408, CVE-2022-33745] ---- Retbleed - arbitrary speculative code execution with return instructions [XSA-407, CVE-2022-23816, CVE-2022-23825, CVE-2022-29900] -------------------------------------------------------------------------------- ChangeLog:
* Tue Jul 26 2022 Michael Young m.a.young@durham.ac.uk - 4.15.3-4 - insufficient TLB flush for x86 PV guests in shadow mode [XSA-408, CVE-2022-33745] * Fri Jul 22 2022 Michael Young m.a.young@durham.ac.uk - 4.15.3-3 - Retbleed - arbitrary speculative code execution with return instructions [XSA-407, CVE-2022-23816, CVE-2022-23825, CVE-2022-29900] -------------------------------------------------------------------------------- References:
[ 1 ] Bug #2112222 - CVE-2022-33745 xen: insufficient TLB flush for x86 PV guests in shadow mode https://bugzilla.redhat.com/show_bug.cgi?id=2112222 --------------------------------------------------------------------------------
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2022-a0d7a5eaf2' 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 --------------------------------------------------------------------------------