SUSE SLES12 Security Update : openvswitch (SUSE-SU-2021:0298-1)

high Nessus Plugin ID 146187

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Synopsis

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

Description

This update for openvswitch fixes the following issues :

openvswitch was updated to 2.5.11

CVE-2020-27827: Fixed a memory leak when parsing lldp packets (bsc#1181345)

datapath: Clear the L4 portion of the key for 'later' fragments

datapath: Properly set L4 keys on 'later' IP fragments

ofproto-dpif: Fix using uninitialised memory in user_action_cookie.

stream-ssl: Fix crash on NULL private key and valid certificate.

datapath: fix flow actions reallocation

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-7-2021-298=1

SUSE Linux Enterprise Server for SAP 12-SP2 :

zypper in -t patch SUSE-SLE-SAP-12-SP2-2021-298=1

SUSE Linux Enterprise Server 12-SP2-LTSS :

zypper in -t patch SUSE-SLE-SERVER-12-SP2-2021-298=1

SUSE Linux Enterprise Server 12-SP2-BCL :

zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-298=1

Plugin Details

Severity: High

ID: 146187

File Name: suse_SU-2021-0298-1.nasl

Version: 1.4

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 2/4/2021

Updated: 1/23/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.3

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

CVSS Score Source: CVE-2020-27827

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:openvswitch-debuginfo, p-cpe:/a:novell:suse_linux:openvswitch-dpdk-switch, p-cpe:/a:novell:suse_linux:openvswitch-dpdk-switch-debuginfo, p-cpe:/a:novell:suse_linux:openvswitch-switch-debuginfo, p-cpe:/a:novell:suse_linux:openvswitch-dpdk, p-cpe:/a:novell:suse_linux:openvswitch-dpdk-debugsource, p-cpe:/a:novell:suse_linux:openvswitch, p-cpe:/a:novell:suse_linux:openvswitch-debugsource, p-cpe:/a:novell:suse_linux:openvswitch-dpdk-debuginfo, p-cpe:/a:novell:suse_linux:openvswitch-switch

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: 2/3/2021

Vulnerability Publication Date: 3/18/2021

Reference Information

CVE: CVE-2020-27827

Detections

Analytics