Mailinglist Archive: opensuse-security-announce (87 mails)

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[security-announce] SUSE-SU-2017:2616-1: important: Security update for dnsmasq
SUSE Security Update: Security update for dnsmasq

Announcement ID: SUSE-SU-2017:2616-1
Rating: important
References: #1035227 #1060354 #1060355 #1060360 #1060361
#1060362 #1060364 #902511 #904537 #908137
Cross-References: CVE-2015-3294 CVE-2015-8899 CVE-2017-14491
CVE-2017-14492 CVE-2017-14493 CVE-2017-14494
CVE-2017-14495 CVE-2017-14496
Affected Products:
SUSE Linux Enterprise Server 12-LTSS

An update that solves 8 vulnerabilities and has three fixes
is now available.


This update for dnsmasq fixes the following issues.

Remedy the following security issues:

- CVE-2017-14491: 2 byte heap based overflow. [bsc#1060354]
- CVE-2017-14492: heap based overflow. [bsc#1060355]
- CVE-2017-14493: stack based overflow. [bsc#1060360]
- CVE-2017-14494: DHCP - info leak. [bsc#1060361]
- CVE-2017-14495: DNS - OOM DoS. [bsc#1060362]
- CVE-2017-14496: DNS - DoS Integer underflow. [bsc#1060364]
- Prevent a man-in-the-middle attack (bsc#972164, fate#321175).

Furthermore, the following issues have been fixed:

- Fix DHCP relaying, broken in 2.76 and 2.77.
- Update to version 2.78 (fate#321175, fate#322030, bsc#1035227).
- Fix PXE booting for UEFI architectures (fate#322030).
- Drop PrivateDevices=yes which breaks logging (bsc#902511, bsc#904537)
- Build with support for DNSSEC (fate#318323, bsc#908137).

Please note that this update brings a (small) potential incompatibility in
the handling of "basename" in --pxe-service. Please read the CHANGELOG and
the documentation if you are using this option.

Patch Instructions:

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-LTSS:

zypper in -t patch SUSE-SLE-SERVER-12-2017-1616=1

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

Package List:

- SUSE Linux Enterprise Server 12-LTSS (ppc64le s390x x86_64):



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