Fedora 28: FEDORA-2018-73dd8de892 Critical: Nested Virtualization Risk

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

x86: Nested VT-x usable even when disabled [XSA-278]

* Tue Sep 25 2018 Michael Young - 4.10.2-2

- x86: Nested VT-x usable even when disabled [XSA-278] (#1643118)

* Tue Sep 25 2018 Michael Young - 4.10.2-1

- update to xen-4.10.2

adjust xen.use.fedora.ipxe.patch

remove patches for issues now fixed upstream

* Wed Aug 15 2018 Michael Young - 4.10.1-6

- L1 Terminal Fault speculative side channel patch bundle [XSA-273,

CVE-2018-3620, CVE-2018-3646]

drop patches also in the bundle, which also includes

Use of v2 grant tables may cause crash on ARM [XSA-268, CVE-2018-15469]

(#1616081)

x86: Incorrect MSR_DEBUGCTL handling lets guests enable BTS [XSA-269,

CVE-2018-15468] (#1616077)

oxenstored does not apply quota-maxentity [XSA-272, CVE-2018-15470]

(#1616080)

* Wed Jun 27 2018 Michael Young - 4.10.1-5

- preemption checks bypassed in x86 PV MM handling [XSA-264, CVE-2018-12891]

(#1595959)

- x86: #DB exception safety check can be triggered by a guest [XSA-265,

CVE-2018-12893] (#1595958)

- libxl fails to honour readonly flag on HVM emulated SCSI disks [XSA-266,

CVE-2018-12892] (#1595957)

* Fri Jun 15 2018 Michael Young - 4.10.1-4

- Speculative register leakage from lazy FPU context switching

[XSA-267, CVE-2018-3665]

- fix for change in iasl output

* Tue May 22 2018 Michael Young - 4.10.1-3

- Speculative Store Bypass [XSA-263, CVE-2018-3639]

(with extra patches so it applies cleanly)

* Tue May 8 2018 Michael Young - 4.10.1-2

- x86: mishandling of debug exceptions [XSA-260, CVE-2018-8897]

- x86 vHPET interrupt injection errors [XSA-261, CVE-2018-10982] (#1576089)

- qemu may drive Xen into unbounded loop [XSA-262, CVE-2018-10981] (#1576680)

* Thu May 3 2018 Michael Young - 4.10.1-1

- update to xen-4.10.1

adjust xen.use.fedora.ipxe.patch and xen.fedora.efi.build.patch

remove patches for issues now fixed upstream

package /usr/lib/debug/usr/lib/xen/boot/xen-shim-syms

* Wed Apr 25 2018 Michael Young - 4.10.0-9

- Information leak via crafted user-supplied CDROM [XSA-258, CVE-2018-10472]

(#1571867)

- x86: PV guest may crash Xen with XPTI [XSA-259, CVE-2018-10471] (#1571878)

[ 1 ] Bug #1643116 - CVE-2018-18883 xen: Nested VT-x usable even when disabled

https://bugzilla.redhat.com/show_bug.cgi?id=1643116

su -c 'dnf upgrade --advisory FEDORA-2018-73dd8de892' 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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