SUSE SLED15 / SLES15 Security Update : dnsmasq (SUSE-SU-2019:3188-1)

high Nessus Plugin ID 131757

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Synopsis

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

Description

This update for dnsmasq fixes the following issues :

Security issues fixed :

CVE-2019-14834: Fixed a memory leak which could have allowed to remote attackers to cause denial of service via DHCP response creation (bsc#1154849)

CVE-2017-15107: Fixed a vulnerability in DNSSEC implementation.
Processing of wildcard synthesized NSEC records may result improper validation for non-existance (bsc#1076958).

Other issues addressed: Included linux/sockios.h to get SIOCGSTAMP (bsc#1156543).

Removed cache size limit (bsc#1138743).

Included config files from /etc/dnsmasq.d/*.conf (bsc#1152539).

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-15-2019-3188=1

SUSE Linux Enterprise Module for Basesystem 15:zypper in -t patch SUSE-SLE-Module-Basesystem-15-2019-3188=1

Plugin Details

Severity: High

ID: 131757

File Name: suse_SU-2019-3188-1.nasl

Version: 1.6

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 12/6/2019

Updated: 4/5/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2017-15107

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:H/A:N

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:dnsmasq, p-cpe:/a:novell:suse_linux:dnsmasq-debuginfo, p-cpe:/a:novell:suse_linux:dnsmasq-debugsource, p-cpe:/a:novell:suse_linux:dnsmasq-utils, p-cpe:/a:novell:suse_linux:dnsmasq-utils-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: 12/5/2019

Vulnerability Publication Date: 1/23/2018

Reference Information

CVE: CVE-2017-15107, CVE-2019-14834

IAVA: 2020-A-0194-S

Detections

Analytics