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Sicherheit: Mehrere Probleme in Dnsmasq
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in Dnsmasq
ID: SUSE-SU-2017:2616-1
Distribution: SUSE
Plattformen: SUSE Linux Enterprise Server 12-LTSS
Datum: Di, 3. Oktober 2017, 00:28
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-3294
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14492
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8899
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14495
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14491
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14493
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14494
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14496

Originalnachricht

   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
#972164
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.

Description:

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):

dnsmasq-2.78-6.6.1
dnsmasq-debuginfo-2.78-6.6.1
dnsmasq-debugsource-2.78-6.6.1


References:

https://www.suse.com/security/cve/CVE-2015-3294.html
https://www.suse.com/security/cve/CVE-2015-8899.html
https://www.suse.com/security/cve/CVE-2017-14491.html
https://www.suse.com/security/cve/CVE-2017-14492.html
https://www.suse.com/security/cve/CVE-2017-14493.html
https://www.suse.com/security/cve/CVE-2017-14494.html
https://www.suse.com/security/cve/CVE-2017-14495.html
https://www.suse.com/security/cve/CVE-2017-14496.html
https://bugzilla.suse.com/1035227
https://bugzilla.suse.com/1060354
https://bugzilla.suse.com/1060355
https://bugzilla.suse.com/1060360
https://bugzilla.suse.com/1060361
https://bugzilla.suse.com/1060362
https://bugzilla.suse.com/1060364
https://bugzilla.suse.com/902511
https://bugzilla.suse.com/904537
https://bugzilla.suse.com/908137
https://bugzilla.suse.com/972164

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