SUSE SLES15 Security Update : qemu (SUSE-SU-2020:1523-1)

medium Nessus Plugin ID 137579

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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 qemu fixes the following issues :

Security issues fixed :

CVE-2020-1983: Fixed a use-after-free in the ip_reass function of slirp (bsc#1170940).

CVE-2019-20382: Fixed a potential DoS due to a memory leak in VNC disconnect (bsc#1165776).

CVE-2020-1711: Fixed a potential OOB access in the iSCSI client code (bsc#1166240).

CVE-2020-8608: Fixed a potential OOB access in slirp (bsc#1163018).

CVE-2020-7039: Fixed a potential OOB access in slirp (bsc#1161066).

Fixed multiple potential DoS issues in SLIRP, similar to CVE-2019-6778 (bsc#1123156).

Non-security issue fixed :

Miscellaneous fixes to the in-package support documentation.

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 for SAP 15 :

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-1523=1

SUSE Linux Enterprise Server 15-LTSS :

zypper in -t patch SUSE-SLE-Product-SLES-15-2020-1523=1

SUSE Linux Enterprise High Performance Computing 15-LTSS :

zypper in -t patch SUSE-SLE-Product-HPC-15-2020-1523=1

SUSE Linux Enterprise High Performance Computing 15-ESPOS :

zypper in -t patch SUSE-SLE-Product-HPC-15-2020-1523=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1123156

https://www.suse.com/security/cve/CVE-2019-6778/

https://bugzilla.suse.com/show_bug.cgi?id=1161066

https://bugzilla.suse.com/show_bug.cgi?id=1163018

https://bugzilla.suse.com/show_bug.cgi?id=1165776

https://bugzilla.suse.com/show_bug.cgi?id=1166240

https://www.suse.com/security/cve/CVE-2019-20382/

https://www.suse.com/security/cve/CVE-2020-1711/

https://www.suse.com/security/cve/CVE-2020-7039/

https://www.suse.com/security/cve/CVE-2020-8608/

https://bugzilla.suse.com/show_bug.cgi?id=1170940

https://www.suse.com/security/cve/CVE-2020-1983/

http://www.nessus.org/u?9cc6798e

Plugin Details

Severity: Medium

ID: 137579

File Name: suse_SU-2020-1523-1.nasl

Version: 1.4

Type: local

Agent: unix

Published: 6/18/2020

Updated: 1/13/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2020-8608

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

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

CVSS v3

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 4.9

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

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

Vulnerability Information

CPE: cpe:2.3:o:novell:suse_linux:15:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-block-curl:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-block-curl-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-block-rbd:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-block-rbd-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-debugsource:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-guest-agent:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-guest-agent-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-kvm:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-lang:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-s390:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-s390-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-tools:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-tools-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-block-ssh:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-block-ssh-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-block-iscsi:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-block-iscsi-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:qemu-debuginfo:*:*:*:*:*:*:*

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: 6/3/2020

Vulnerability Publication Date: 3/21/2019

Reference Information

CVE: CVE-2019-6778, CVE-2020-7039, CVE-2020-1711, CVE-2020-8608, CVE-2019-20382, CVE-2020-1983