OracleVM 3.4 : xen (OVMSA-2017-0166)

High Nessus Plugin ID 104249

Synopsis

The remote OracleVM host is missing one or more security updates.

Description

The remote OracleVM system is missing necessary patches to address critical security updates :

- 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)

Solution

Update the affected xen / xen-tools packages.

See Also

http://www.nessus.org/u?1553e768

Plugin Details

Severity: High

ID: 104249

File Name: oraclevm_OVMSA-2017-0166.nasl

Version: 3.6

Type: local

Published: 2017/10/30

Modified: 2018/11/19

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 9

Temporal Score: 7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

Base Score: 9.1

Temporal Score: 8.2

Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:vm:xen, p-cpe:/a:oracle:vm:xen-tools, cpe:/o:oracle:vm_server:3.4

Required KB Items: Host/local_checks_enabled, Host/OracleVM/release, Host/OracleVM/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2017/10/27

Reference Information

CVE: CVE-2017-15588, CVE-2017-15589, CVE-2017-15590, CVE-2017-15592, CVE-2017-15593, CVE-2017-15594, CVE-2017-15595, CVE-2017-15597