SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2019:2956-1)

medium Nessus Plugin ID 130954

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Synopsis

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

Description

This update for qemu fixes the following issues :

Remove a backslash '\' escape character from 80-qemu-ga.rules (bsc#1153358) Unlike sles 15 or newer guests, The udev rule file of qemu guest agent in sles 12 sp4 or newer guest only needs one escape character.

Fix use-after-free in slirp (CVE-2018-20126 bsc#1119991)

Fix potential DOS in lsi scsi controller emulation (CVE-2019-12068 bsc#1146873)

Expose taa-no 'feature', indicating CPU does not have the TSX Async Abort vulnerability. (CVE-2019-11135 bsc#1152506)

Expose pschange-mc-no 'feature', indicating CPU does not have the page size change machine check vulnerability (CVE-2018-12207 bsc#1155812)

Patch queue updated from https://gitlab.suse.de/virtualization/qemu.git SLE12-SP4

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 Linux Enterprise Server 12-SP4:zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-2956=1

SUSE Linux Enterprise Desktop 12-SP4:zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2019-2956=1

Plugin Details

Severity: Medium

ID: 130954

File Name: suse_SU-2019-2956-1.nasl

Version: 1.4

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 11/13/2019

Updated: 1/13/2021

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.1

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2019-11135

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:qemu-block-ssh, p-cpe:/a:novell:suse_linux:qemu-debugsource, p-cpe:/a:novell:suse_linux:qemu-lang, p-cpe:/a:novell:suse_linux:qemu-block-iscsi, p-cpe:/a:novell:suse_linux:qemu-block-curl, p-cpe:/a:novell:suse_linux:qemu-s390-debuginfo, p-cpe:/a:novell:suse_linux:qemu-block-curl-debuginfo, p-cpe:/a:novell:suse_linux:qemu-block-ssh-debuginfo, p-cpe:/a:novell:suse_linux:qemu-kvm, p-cpe:/a:novell:suse_linux:qemu-guest-agent, p-cpe:/a:novell:suse_linux:qemu, p-cpe:/a:novell:suse_linux:qemu-block-rbd-debuginfo, p-cpe:/a:novell:suse_linux:qemu-block-rbd, cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:qemu-x86, p-cpe:/a:novell:suse_linux:qemu-tools-debuginfo, p-cpe:/a:novell:suse_linux:qemu-block-iscsi-debuginfo, p-cpe:/a:novell:suse_linux:qemu-tools, p-cpe:/a:novell:suse_linux:qemu-guest-agent-debuginfo, p-cpe:/a:novell:suse_linux:qemu-s390

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: 11/12/2019

Vulnerability Publication Date: 12/20/2018

Reference Information

CVE: CVE-2018-12207, CVE-2018-20126, CVE-2019-11135, CVE-2019-12068

Detections

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