SUSE SLED11 / SLES11 Security Update : kvm (SUSE-SU-2016:0020-1)

medium Nessus Plugin ID 87859

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VPR Score: 7.3

Synopsis

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

Description

This update for kvm fixes the following issues :

Security issues fixed :

- CVE-2015-7512: The receive packet size is now checked in the emulated pcnet driver, eliminating buffer overflow and potential security issue by malicious guest systems.
(bsc#957162)

- CVE-2015-8345: A infinite loop in processing command block list was fixed that could be exploit by malicious guest systems (bsc#956829).

Bugs fixed :

- Fix cases of wrong clock values in kvmclock timekeeping (bsc#947164 and bsc#953187)

- Enforce pxe rom sizes to ensure migration compatibility.
(bsc#950590)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server 11-SP3 :

zypper in -t patch slessp3-kvm-12294=1

SUSE Linux Enterprise Desktop 11-SP3 :

zypper in -t patch sledsp3-kvm-12294=1

To bring your system up-to-date, use 'zypper patch'.

Plugin Details

Severity: Medium

ID: 87859

File Name: suse_SU-2016-0020-1.nasl

Version: 2.11

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 1/12/2016

Updated: 1/6/2021

Dependencies: 12634

Risk Information

Risk Factor: Medium

VPR Score: 7.3

CVSS v2.0

Base Score: 6.8

Temporal Score: 5

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

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

CVSS v3.0

Base Score: 9

Temporal Score: 7.8

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:kvm, cpe:/o:novell:suse_linux:11

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/5/2016

Vulnerability Publication Date: 1/8/2016

Reference Information

CVE: CVE-2015-7512, CVE-2015-8345