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openSUSE Leap 15.1: 2020:0698-1 Moderate: pdns-recursor Memory Disclosure

opensuse
Calendar Grey May 23, 2020
Dist Opensuse Esm H88
New version released for pdns-recursor addressing multiple vulnerabilities that could lead to information leakage and potential DNS protocol exploitation.
An update that fixes three vulnerabilities is now available.

Description

This update for pdns-recursor fixes the following issues:

- update to 4.1.16

* fixes an issue where records in the answer section of a NXDOMAIN

response lacking an SOA were not properly validated (CVE-2020-12244,

boo#1171553)

* fixes an issue where invalid hostname on the server can result in

disclosure of invalid memory (CVE-2020-10030, boo#1171553)

* fixes an issue in the DNS protocol has been found that allows

malicious parties to use recursive DNS services to attack third party

authoritative name servers (CVE-2020-10995, boo#1171553)

For details see

https://doc.powerdns.com/recursor/changelog/4.1.html#change-4.1.16

Topics%20covered

Topics Covered

security advisory moderate memory disclosure DNS attack openSUSE pdns-recursor

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-2020-698=1

- openSUSE Backports SLE-15-SP1:

zypper in -t patch openSUSE-2020-698=1

Package List

- openSUSE Leap 15.1 (x86_64):

pdns-recursor-4.1.12-lp151.3.3.1

pdns-recursor-debuginfo-4.1.12-lp151.3.3.1

pdns-recursor-debugsource-4.1.12-lp151.3.3.1

- openSUSE Backports SLE-15-SP1 (aarch64 ppc64le s390x x86_64):

pdns-recursor-4.1.12-bp151.4.3.1

pdns-recursor-debuginfo-4.1.12-bp151.4.3.1

pdns-recursor-debugsource-4.1.12-bp151.4.3.1

References

https://www.suse.com/security/cve/CVE-2020-10030.html

https://www.suse.com/security/cve/CVE-2020-10995.html

https://www.suse.com/security/cve/CVE-2020-12244.html

https://bugzilla.suse.com/1171553

--

Announcement ID: openSUSE-SU-2020:0698-1
Rating: moderate
Affected Products: openSUSE Leap 15.1 openSUSE Backports SLE-15-SP1

Topics%20covered

Topics Covered

security advisory moderate memory disclosure DNS attack openSUSE pdns-recursor

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