SUSE SLED15 / SLES15 Security Update : tar (SUSE-SU-2019:0926-1)

high Nessus Plugin ID 123995

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Synopsis

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

Description

This update for tar fixes the following issues :

Security issues fixed :

CVE-2019-9923: Fixed a denial of service while parsing certain archives with malformed extended headers in pax_decode_header() (bsc#1130496).

CVE-2018-20482: Fixed a denial of service when the '--sparse' option mishandles file shrinkage during read access (bsc#1120610).

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 Open Buildservice Development Tools 15:zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2019-926=1

SUSE Linux Enterprise Module for Basesystem 15:zypper in -t patch SUSE-SLE-Module-Basesystem-15-2019-926=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1120610

https://bugzilla.suse.com/show_bug.cgi?id=1130496

https://www.suse.com/security/cve/CVE-2018-20482/

https://www.suse.com/security/cve/CVE-2019-9923/

http://www.nessus.org/u?54b35b63

Plugin Details

Severity: High

ID: 123995

File Name: suse_SU-2019-0926-1.nasl

Version: 1.5

Type: local

Agent: unix

Published: 4/11/2019

Updated: 6/3/2024

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: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2019-9923

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:tar-tests-debuginfo, p-cpe:/a:novell:suse_linux:tar, p-cpe:/a:novell:suse_linux:tar-rmt-debuginfo, p-cpe:/a:novell:suse_linux:tar-debugsource, p-cpe:/a:novell:suse_linux:tar-tests, p-cpe:/a:novell:suse_linux:tar-debuginfo, p-cpe:/a:novell:suse_linux:tar-rmt, cpe:/o:novell:suse_linux:15

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: 4/10/2019

Vulnerability Publication Date: 12/26/2018

Reference Information

CVE: CVE-2018-20482, CVE-2019-9923