[Oraclevm-errata] OVMSA-2017-0166 Important: Oracle VM 3.4 xen security update

Errata Announcements for Oracle VM oraclevm-errata at oss.oracle.com
Fri Oct 27 07:06:05 PDT 2017


Oracle VM Security Advisory OVMSA-2017-0166

The following updated rpms for Oracle VM 3.4 have been uploaded to the 
Unbreakable Linux Network:

x86_64:
xen-4.4.4-105.0.25.el6.x86_64.rpm
xen-tools-4.4.4-105.0.25.el6.x86_64.rpm


SRPMS:
http://oss.oracle.com/oraclevm/server/3.4/SRPMS-updates/xen-4.4.4-105.0.25.el6.src.rpm



Description of changes:

[4.4.4-105.0.25.el6]
- BUILDINFO: xen commit=6c164f71ed0dc46201f1d69de65d05d138556fcc
- BUILDINFO: QEMU upstream commit=8bff6989bd0bafcc0ddf859c23ce6a2ff21a80ff
- BUILDINFO: QEMU traditional 
commit=346fdd7edd73f8287d0d0a2bab9c67b71bc6b8ba
- BUILDINFO: IPXE commit=9a93db3f0947484e30e753bbd61a10b17336e20e
- BUILDINFO: SeaBIOS commit=7d9cbe613694924921ed1a6f8947d711c5832eee
- x86/cpu: fix IST handling during PCPU bringup (Andrew Cooper) 
[Orabug: 26901427]  {CVE-2017-15594}
- x86/shadow: Don't create self-linear shadow mappings for 4-level 
translated guests (Andrew Cooper)  [Orabug: 26901416]  {CVE-2017-15592}
- x86: Disable the use of auto-translated PV guests (Andrew Cooper) 
[Orabug: 26901416]  {CVE-2017-15592}
- x86: don't allow page_unlock() to drop the last type reference (Jan 
Beulich)  [Orabug: 26901404]  {CVE-2017-15593}
- x86: don't store possibly stale TLB flush time stamp (Jan Beulich) 
[Orabug: 26901395]  {CVE-2017-15588}
- x86/mm: Disable PV linear pagetables by default (George Dunlap) 
[Orabug: 26901366]  {CVE-2017-15595}
- x86: limit linear page table use to a single level (Jan Beulich) 
[Orabug: 26901366]  {CVE-2017-15595}
- x86/HVM: prefill partially used variable on emulation paths (Jan 
Beulich)  [Orabug: 26901350]  {CVE-2017-15589}
- x86/FLASK: fix unmap-domain-IRQ XSM hook (Jan Beulich)  [Orabug: 
26901322]  {CVE-2017-15590}
- x86/IRQ: conditionally preserve irq <-> pirq mapping on map error 
paths (Jan Beulich)  [Orabug: 26901322]  {CVE-2017-15590}
- x86/MSI: disallow redundant enabling (Jan Beulich)  [Orabug: 26901322] 
  {CVE-2017-15590}
- x86: enforce proper privilege when (un)mapping pIRQ-s (Jan Beulich) 
[Orabug: 26901322]  {CVE-2017-15590}
- x86: don't allow MSI pIRQ mapping on unowned device (Jan Beulich) 
[Orabug: 26901322]  {CVE-2017-15590}
- gnttab: fix pin count / page reference race (Jan Beulich)  [Orabug: 
26901282]  {CVE-2017-15597}



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