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openSUSE Leap 15.1: openSUSE-SU-2019:2669-1 Moderate: dnsmasq DoS Issue

opensuse
Calendar Grey December 11, 2019
Dist Opensuse Esm H88
openSUSE has released a new update fixing dnsmasq issues, such as a memory leak and DNSSEC vulnerabilities. Users must install it promptly for system integrity and optimal performance
An update that solves two vulnerabilities and has three fixes is now available.

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).

- bsc#1152539: include config files from /etc/dnsmasq.d/*.conf .

This update was imported from the SUSE:SLE-15-SP1:Update update project.

Topics%20covered

Topics Covered

security advisory moderate denial of service memory leak fix dnsmasq openSUSE

Patch

Patch Instructions:

To install this openSUSE 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:

- openSUSE Leap 15.1:

zypper in -t patch openSUSE-2019-2669=1

Package List

- openSUSE Leap 15.1 (i586 x86_64):

dnsmasq-2.78-lp151.5.3.1

dnsmasq-debuginfo-2.78-lp151.5.3.1

dnsmasq-debugsource-2.78-lp151.5.3.1

dnsmasq-utils-2.78-lp151.5.3.1

dnsmasq-utils-debuginfo-2.78-lp151.5.3.1

References

https://www.suse.com/security/cve/CVE-2017-15107.html

https://www.suse.com/security/cve/CVE-2019-14834.html

https://bugzilla.suse.com/1076958

https://bugzilla.suse.com/1138743

https://bugzilla.suse.com/1152539

https://bugzilla.suse.com/1154849

https://bugzilla.suse.com/1156543

--

Announcement ID: openSUSE-SU-2019:2669-1
Rating: moderate
Affected Products: openSUSE Leap 15.1 le.

Topics%20covered

Topics Covered

security advisory moderate denial of service memory leak fix dnsmasq openSUSE

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