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openSUSE Leap 15.1: 2020:0912-1 Important: Unbound Denial Of Service

opensuse
Calendar Grey June 29, 2020
Dist Opensuse Esm H88
A significant announcement for Fedora addresses two vulnerabilities in dnf. Priority: critical effect on system security.
An update that fixes three vulnerabilities is now available.

Description

This update for unbound fixes the following issues:

- CVE-2020-12662: Fixed an issue where unbound could have been tricked

into amplifying an incoming query into a large number of queries

directed to a target (bsc#1171889).

- CVE-2020-12663: Fixed an issue where malformed answers from upstream

name servers could have been used to make unbound unresponsive

(bsc#1171889).

- CVE-2019-18934: Fixed a vulnerability in the IPSec module which could

have allowed code execution after receiving a special crafted answer

(bsc#1157268).

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

Topics%20covered

Topics Covered

security advisory denial of service code execution important amplification openSUSE unbound

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-2020-912=1

Package List

- openSUSE Leap 15.1 (i586 x86_64):

libunbound-devel-mini-1.6.8-lp151.8.3.1

libunbound-devel-mini-debuginfo-1.6.8-lp151.8.3.1

libunbound-devel-mini-debugsource-1.6.8-lp151.8.3.1

- openSUSE Leap 15.1 (noarch):

unbound-munin-1.6.8-lp151.8.3.1

- openSUSE Leap 15.1 (x86_64):

libunbound2-1.6.8-lp151.8.3.1

libunbound2-debuginfo-1.6.8-lp151.8.3.1

unbound-1.6.8-lp151.8.3.1

unbound-anchor-1.6.8-lp151.8.3.1

unbound-anchor-debuginfo-1.6.8-lp151.8.3.1

unbound-debuginfo-1.6.8-lp151.8.3.1

unbound-debugsource-1.6.8-lp151.8.3.1

unbound-devel-1.6.8-lp151.8.3.1

unbound-python-1.6.8-lp151.8.3.1

unbound-python-debuginfo-1.6.8-lp151.8.3.1

References

https://www.suse.com/security/cve/CVE-2019-18934.html

https://www.suse.com/security/cve/CVE-2020-12662.html

https://www.suse.com/security/cve/CVE-2020-12663.html

https://bugzilla.suse.com/1157268

https://bugzilla.suse.com/1171889

--

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2020:0912-1
Rating: important
Affected Products: openSUSE Leap 15.1

Topics%20covered

Topics Covered

security advisory denial of service code execution important amplification openSUSE unbound

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