OracleVM 3.4 : xen (OVMSA-2017-0166)

critical Nessus Plugin ID 104249
New! Plugin Severity Now Using CVSS v3

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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: Critical

ID: 104249

File Name: oraclevm_OVMSA-2017-0166.nasl

Version: 3.8

Type: local

Published: 10/30/2017

Updated: 1/4/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 7

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

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

CVSS v3

Risk Factor: Critical

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: 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: 10/27/2017

Vulnerability Publication Date: 10/18/2017

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