Linux Security
    Linux Security
    Linux Security

    Fedora 33: xen 2020-97775b4234

    Date 25 Oct 2020
    149
    Posted By LinuxSecurity Advisories
    x86: Race condition in Xen mapping code [XSA-345] undue deferral of IOMMU TLB flushes [XSA-346] unsafe AMD IOMMU page table updates [XSA-347]
    --------------------------------------------------------------------------------
    Fedora Update Notification
    FEDORA-2020-97775b4234
    2020-10-26 01:05:46.531309
    --------------------------------------------------------------------------------
    
    Name        : xen
    Product     : Fedora 33
    Version     : 4.14.0
    Release     : 6.fc33
    URL         : https://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:
    
    x86: Race condition in Xen mapping code [XSA-345] undue deferral of IOMMU TLB
    flushes [XSA-346] unsafe AMD IOMMU page table updates [XSA-347]
    --------------------------------------------------------------------------------
    ChangeLog:
    
    * Tue Oct 20 2020 Michael Young  - 4.14.0-6
    - x86: Race condition in Xen mapping code [XSA-345]
    - undue deferral of IOMMU TLB flushes [XSA-346]
    - unsafe AMD IOMMU page table updates [XSA-347]
    --------------------------------------------------------------------------------
    
    This update can be installed with the "dnf" update program. Use
    su -c 'dnf upgrade --advisory FEDORA-2020-97775b4234' at the command
    line. For more information, refer to the dnf documentation available at
    https://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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