SUSE SLES11 Security Update : xen (SUSE-SU-2017:1058-1)

High Nessus Plugin ID 99507

New! Vulnerability Priority Rating (VPR)

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VPR Score: 7.3

Synopsis

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

Description

This update for xen fixes the following security issues :

- CVE-2017-7228: Broken check in memory_exchange() permited PV guest breakout (bsc#1030442).

- CVE-2017-6414: Memory leak in the vcard_apdu_new function in card_7816.c in libcacard allowed local guest OS users to cause a denial of service (host memory consumption) via vectors related to allocating a new APDU object (bsc#1027570).

- CVE-2017-6505: The ohci_service_ed_list function in hw/usb/hcd-ohci.c allowed local guest OS users to cause a denial of service (infinite loop) via vectors involving the number of link endpoint list descriptors (bsc#1028235).

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 OpenStack Cloud 5:zypper in -t patch sleclo50sp3-xen-13067=1

SUSE Manager Proxy 2.1:zypper in -t patch slemap21-xen-13067=1

SUSE Manager 2.1:zypper in -t patch sleman21-xen-13067=1

SUSE Linux Enterprise Server 11-SP3-LTSS:zypper in -t patch slessp3-xen-13067=1

SUSE Linux Enterprise Point of Sale 11-SP3:zypper in -t patch sleposp3-xen-13067=1

SUSE Linux Enterprise Debuginfo 11-SP3:zypper in -t patch dbgsp3-xen-13067=1

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

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1027570

https://bugzilla.suse.com/show_bug.cgi?id=1028235

https://bugzilla.suse.com/show_bug.cgi?id=1030442

https://www.suse.com/security/cve/CVE-2017-6414/

https://www.suse.com/security/cve/CVE-2017-6505/

https://www.suse.com/security/cve/CVE-2017-7228/

http://www.nessus.org/u?aef845e5

Plugin Details

Severity: High

ID: 99507

File Name: suse_SU-2017-1058-1.nasl

Version: 3.8

Type: local

Agent: unix

Published: 2017/04/20

Updated: 2020/09/22

Dependencies: 12634

Risk Information

Risk Factor: High

VPR Score: 7.3

CVSS v2.0

Base Score: 7.2

Temporal Score: 5.6

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

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

CVSS v3.0

Base Score: 8.2

Temporal Score: 7.4

Vector: CVSS:3.0/AV:L/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:novell:suse_linux:xen, p-cpe:/a:novell:suse_linux:xen-doc-html, p-cpe:/a:novell:suse_linux:xen-doc-pdf, p-cpe:/a:novell:suse_linux:xen-kmp-default, p-cpe:/a:novell:suse_linux:xen-kmp-pae, p-cpe:/a:novell:suse_linux:xen-libs, p-cpe:/a:novell:suse_linux:xen-tools, p-cpe:/a:novell:suse_linux:xen-tools-domU, cpe:/o:novell:suse_linux:11

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2017/04/19

Vulnerability Publication Date: 2017/03/15

Reference Information

CVE: CVE-2017-6414, CVE-2017-6505, CVE-2017-7228