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SUSE SLED15 / SLES15 Security Update : lz4 (SUSE-SU-2021:1825-1)

critical Nessus Plugin ID 150182

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Synopsis

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

Description

This update for lz4 fixes the following issues :

CVE-2021-3520: Fixed memory corruption due to an integer overflow bug caused by memmove argument (bsc#1185438).

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 Module for Basesystem 15-SP3 :

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-1825=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1185438

https://www.suse.com/security/cve/CVE-2021-3520/

http://www.nessus.org/u?50aed9ec

Plugin Details

Severity: Critical

ID: 150182

File Name: suse_SU-2021-1825-1.nasl

Version: 1.3

Type: local

Agent: unix

Published: 6/3/2021

Updated: 1/26/2022

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2021-3520

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:liblz4-devel, p-cpe:/a:novell:suse_linux:lz4, p-cpe:/a:novell:suse_linux:lz4-debuginfo, p-cpe:/a:novell:suse_linux:lz4-debugsource, p-cpe:/a:novell:suse_linux:liblz4, p-cpe:/a:novell:suse_linux:liblz4-1, p-cpe:/a:novell:suse_linux:liblz4-1-debuginfo, p-cpe:/a:novell:suse_linux:liblz4-1-32bit-debuginfo, cpe:/o:novell:suse_linux:15

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: 6/1/2021

Reference Information

CVE: CVE-2021-3520