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SUSE SLED12 / SLES12 Security Update : dnsmasq (SUSE-SU-2015:0979-1)

medium Nessus Plugin ID 83948

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Synopsis

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

Description

The DNS server dnsmasq was updated to fix one security issue and one non-security bug.

The following vulnerability was fixed :

 - CVE-2015-3294: A remote unauthenticated attacker could have caused a denial of service (DoS) or read heap memory, potentially disclosing information such as performed DNS queries or encryption keys. (bsc#928867)

The following bug was fixed :

 - bsc#923144: When answer to an upstream query is a CNAME pointing to an A/AAAA record which is present locally (/etc/hosts), allow caching when the upstream and local A/AAAA records have the same value.

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 YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server 12 :

zypper in -t patch SUSE-SLE-SERVER-12-2015-229=1

SUSE Linux Enterprise Desktop 12 :

zypper in -t patch SUSE-SLE-DESKTOP-12-2015-229=1

To bring your system up-to-date, use 'zypper patch'.

See Also

https://bugzilla.suse.com/show_bug.cgi?id=923144

https://bugzilla.suse.com/show_bug.cgi?id=928867

https://www.suse.com/security/cve/CVE-2015-3294/

http://www.nessus.org/u?326c0c06

Plugin Details

Severity: Medium

ID: 83948

File Name: suse_SU-2015-0979-1.nasl

Version: 2.10

Type: local

Agent: unix

Published: 6/2/2015

Updated: 1/6/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:dnsmasq, p-cpe:/a:novell:suse_linux:dnsmasq-debugsource, p-cpe:/a:novell:suse_linux:dnsmasq-debuginfo

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: 4/28/2015

Vulnerability Publication Date: 5/8/2015

Reference Information

CVE: CVE-2015-3294

BID: 74452