SUSE SLES12 Security Update : xen (SUSE-SU-2019:2783-1)

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SUSE SLES12 Security Update : xen (SUSE-SU-2019:2783-1)

high Nessus Plugin ID 130343

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New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

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

Description

This update for xen fixes the following issues :

CVE-2019-15890: Fixed a use-after-free in SLiRP networking implementation of QEMU emulator which could have led to Denial of Service (bsc#1149813).

CVE-2019-12068: Fixed an issue in lsi which could lead to an infinite loop and denial of service (bsc#1146874).

CVE-2019-14378: Fixed a heap buffer overflow in SLiRp networking implementation of QEMU emulator which could have led to execution of arbitrary code with privileges of the QEMU process (bsc#1143797).

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 the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE OpenStack Cloud 7:zypper in -t patch SUSE-OpenStack-Cloud-7-2019-2783=1

SUSE Linux Enterprise Server for SAP 12-SP2:zypper in -t patch SUSE-SLE-SAP-12-SP2-2019-2783=1

SUSE Linux Enterprise Server 12-SP2-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-SP2-2019-2783=1

SUSE Linux Enterprise Server 12-SP2-BCL:zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2019-2783=1

SUSE Enterprise Storage 4:zypper in -t patch SUSE-Storage-4-2019-2783=1

Plugin Details

Severity: High

ID: 130343

File Name: suse_SU-2019-2783-1.nasl

Version: 1.3

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 10/28/2019

Updated: 1/13/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2019-17346

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

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

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: cpe:2.3:o:novell:suse_linux:12:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:xen:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:xen-doc-html:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:xen-libs:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:xen-tools:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:xen-tools-domu:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:xen-debugsource:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:xen-libs-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:xen-tools-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:xen-tools-domu-debuginfo:*:*:*:*:*:*:*

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: 10/25/2019

Vulnerability Publication Date: 7/29/2019

Reference Information

CVE: CVE-2019-14378, CVE-2019-15890, CVE-2019-12068, CVE-2019-17348, CVE-2019-17346, CVE-2019-17340, CVE-2019-17342, CVE-2019-17347, CVE-2019-17341, CVE-2019-17343, CVE-2019-17344