A pdns-recursor security update has been released for SUSE Linux Enterprise 15 SP3.

openSUSE-SU-2022:0105-1: important: Security update for pdns-recursor

openSUSE Security Update: Security update for pdns-recursor
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Announcement ID: openSUSE-SU-2022:0105-1
Rating: important
References: #1197525
Cross-References: CVE-2022-27227
CVSS scores:
CVE-2022-27227 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2022-27227 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:
openSUSE Backports SLE-15-SP3
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An update that fixes one vulnerability is now available.

Description:

This update for pdns-recursor fixes the following issues:

- CVE-2022-27227: Fixed incomplete validation of incoming IXFR transfers.
It applies to setups retrieving one or more RPZ zones from a remote
server if the network path to the server is not trusted. (boo#1197525)

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 Backports SLE-15-SP3:

zypper in -t patch openSUSE-2022-105=1


Package List:

- openSUSE Backports SLE-15-SP3 (aarch64 ppc64le s390x x86_64):

pdns-recursor-4.3.5-bp153.2.3.1

References:

  https://www.suse.com/security/cve/CVE-2022-27227.html
  https://bugzilla.suse.com/1197525