OracleVM 3.3 : xen (OVMSA-2015-0026)

low Nessus Plugin ID 81694

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 :

- pre-fill structures for certain HYPERVISOR_xen_version sub-ops ... avoiding to pass hypervisor stack contents back to the caller through space unused by the respective strings. This is XSA-122. (CVE-2015-2045)

- x86/HVM: return all ones on wrong-sized reads of system device I/O ports So far the value presented to the guest remained uninitialized. This is XSA-121. (CVE-2015-2044)

Solution

Update the affected xen / xen-tools packages.

See Also

http://www.nessus.org/u?743044c2

Plugin Details

Severity: Low

ID: 81694

File Name: oraclevm_OVMSA-2015-0026.nasl

Version: 1.8

Type: local

Published: 3/9/2015

Updated: 1/4/2021

Risk Information

VPR

Risk Factor: Low

Score: 3.4

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

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

Vulnerability Information

CPE: p-cpe:/a:oracle:vm:xen, p-cpe:/a:oracle:vm:xen-tools, cpe:/o:oracle:vm_server:3.3

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/6/2015

Vulnerability Publication Date: 3/12/2015

Reference Information

CVE: CVE-2015-2044, CVE-2015-2045

BID: 72954, 72955