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openSUSE Leap 42.3: openSUSE-SU-2017:2633-1 important: dnsmasq DoS

opensuse
Calendar Grey October 3, 2017
Dist Opensuse Esm H88
Essential openSUSE patch released for dnsmasq, correcting six significant vulnerabilities such as buffer overflows and denial-of-service attacks.
An update that fixes 6 vulnerabilities is now available

Description

This update for dnsmasq fixes 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]

This update was imported from the SUSE:SLE-12-SP1:Update update project.

Patch

Patch Instructions:

To install this openSUSE Security Update use YaST online_update.

Alternatively you can run the command listed for your product:

- openSUSE Leap 42.3:

zypper in -t patch openSUSE-2017-1116=1

- openSUSE Leap 42.2:

zypper in -t patch openSUSE-2017-1116=1

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

Package List

- openSUSE Leap 42.3 (i586 x86_64):

dnsmasq-2.78-13.1

dnsmasq-debuginfo-2.78-13.1

dnsmasq-debugsource-2.78-13.1

dnsmasq-utils-2.78-13.1

dnsmasq-utils-debuginfo-2.78-13.1

- openSUSE Leap 42.2 (i586 x86_64):

dnsmasq-2.78-10.6.1

dnsmasq-debuginfo-2.78-10.6.1

dnsmasq-debugsource-2.78-10.6.1

dnsmasq-utils-2.78-10.6.1

dnsmasq-utils-debuginfo-2.78-10.6.1

References

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/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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2017:2633-1
Rating: important
Affected Products: openSUSE Leap 42.3 openSUSE Leap 42.2 .

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