Alerts This Week
Warning Icon 1 626
Alerts This Week
Warning Icon 1 626

openSUSE: 2025:0071-1 important: dnsmasq Denial Of Service Fix

opensuse
Calendar Grey January 10, 2025
Dist Opensuse Esm H88
Important dnsmasq patch addresses Denial Of Service vulnerabilities in openSUSE. Apply this update to protect your systems immediately.
An update that solves three vulnerabilities and has three security fixes can now be installed.

Description

This update for dnsmasq fixes the following issues:

* Version update to 2.90:

* CVE-2023-50387: Fixed a Denial Of Service while trying to validate specially

crafted DNSSEC responses. (bsc#1219823)

* CVE-2023-50868: Fixed a Denial Of Service while trying to validate specially

crafted DNSSEC responses. (bsc#1219826)

* CVE-2023-28450: Default maximum EDNS.0 UDP packet size should be 1232.

(bsc#1209358)

Topics%20covered

Topics Covered

security advisory update patch important Denial Of Service dnsmasq openSUSE

Patch

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like

YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

* Basesystem Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-71=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-71=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-71=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2025-71=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2025-71=1

* SUSE Linux Enterprise Desktop 15 SP4 LTSS

zypper in -t patch SUSE-SLE-Product-SLED-15-SP4-LTSS-2025-71=1

* SUSE Linux Enterprise Server 15 SP4 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2025-71=1

* SUSE...

Read the Full Advisory

Package List

* Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)

* dnsmasq-debuginfo-2.90-150400.16.3.1

* dnsmasq-debugsource-2.90-150400.16.3.1

* dnsmasq-2.90-150400.16.3.1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64

x86_64)

* dnsmasq-debuginfo-2.90-150400.16.3.1

* dnsmasq-debugsource-2.90-150400.16.3.1

* dnsmasq-2.90-150400.16.3.1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64

x86_64)

* dnsmasq-debuginfo-2.90-150400.16.3.1

* dnsmasq-debugsource-2.90-150400.16.3.1

* dnsmasq-2.90-150400.16.3.1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64

x86_64)

* dnsmasq-debuginfo-2.90-150400.16.3.1

* dnsmasq-debugsource-2.90-150400.16.3.1

* dnsmasq-2.90-150400.16.3.1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64

x86_64)

* dnsmasq-debuginfo-2.90-150400.16.3.1

* dnsmasq-debugsource-2.90-150400.16.3.1

* dnsmasq-2.90-150400.16.3.1

* SUSE Linux Enterprise Desktop 15 SP4 LTSS (x86_64)

* dnsmasq-debuginfo-2.90-150400.16.3.1

*...

Read the Full Advisory

References

* bsc#1200344

* bsc#1207174

* bsc#1209358

* bsc#1214884

* bsc#1219823

* bsc#1219826

## References:

* https://www.suse.com/security/cve/CVE-2023-28450.html

* https://www.suse.com/security/cve/CVE-2023-50387.html

* https://www.suse.com/security/cve/CVE-2023-50868.html

* https://bugzilla.suse.com/show_bug.cgi?id=1200344

* https://bugzilla.suse.com/show_bug.cgi?id=1207174

* https://bugzilla.suse.com/show_bug.cgi?id=1209358

* https://bugzilla.suse.com/show_bug.cgi?id=1214884

* https://bugzilla.suse.com/show_bug.cgi?id=1219823

* https://bugzilla.suse.com/show_bug.cgi?id=1219826

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:0071-1
Release Date: 2025-01-10T16:54:52Z
Affected Products: * Basesystem Module 15-SP6 * openSUSE Leap 15.4 * openSUSE Leap 15.6 * openSUSE Leap Micro 5.5 * SUSE Linux Enterprise Desktop 15 SP4 LTSS * SUSE Linux Enterprise Desktop 15 SP6 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Micro 5.5 * SUSE Linux Enterprise Micro for Rancher 5.3 * SUSE Linux Enterprise Micro for Rancher 5.4 * SUSE Linux Enterprise Real Time 15 SP6 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server 15 SP5 LTSS * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Manager Proxy 4.3 * SUSE Manager Retail Branch Server 4.3 * SUSE Manager Server 4.3

Topics%20covered

Topics Covered

security advisory update patch important Denial Of Service dnsmasq openSUSE

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Related News

Your message here