--------------------------------------------------------------------------------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         : 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:

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  - 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  - 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
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/
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