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SUSE SLES15 Security Update : docker-runc (SUSE-SU-2019:0362-1)

high Nessus Plugin ID 122182

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Synopsis

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

Description

This update for docker-runc fixes the following issues :

Security issue fixed :

CVE-2019-5736: Effectively copying /proc/self/exe during re-exec to avoid write attacks to the host runc binary, which could lead to a container breakout (bsc#1121967)

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-15-2019-362=1

SUSE Linux Enterprise Module for Containers 15:zypper in -t patch SUSE-SLE-Module-Containers-15-2019-362=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1121967

https://www.suse.com/security/cve/CVE-2019-5736/

http://www.nessus.org/u?9ec22170

Plugin Details

Severity: High

ID: 122182

File Name: suse_SU-2019-0362-1.nasl

Version: 1.7

Type: local

Agent: unix

Published: 2/14/2019

Updated: 1/27/2022

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

Risk Information

VPR

Risk Factor: Critical

Score: 10.0

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 8.1

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

CVSS v3

Risk Factor: High

Base Score: 8.6

Temporal Score: 8.2

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:docker-runc, p-cpe:/a:novell:suse_linux:docker-runc-debuginfo, 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: 2/13/2019

Vulnerability Publication Date: 2/11/2019

Exploitable With

Metasploit (Docker Container Escape Via runC Overwrite)

Reference Information

CVE: CVE-2019-5736