SUSE-SU-2024:1500-1: moderate: Security update for avahi

Mon May 6 12:31:30 UTC 2024

# Security update for avahi

Announcement ID: SUSE-SU-2024:1500-1  
Rating: moderate  
References:

  * bsc#1215947
  * bsc#1216853

Cross-References:

  * CVE-2023-38470
  * CVE-2023-38472

CVSS scores:

  * CVE-2023-38470 ( SUSE ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-38470 ( NVD ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-38472 ( SUSE ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-38472 ( NVD ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5
  * SUSE Linux Enterprise Software Development Kit 12 SP5
  * SUSE Linux Enterprise Workstation Extension 12 12-SP5

An update that solves two vulnerabilities can now be installed.

## Description:

This update for avahi fixes the following issues:

  * CVE-2023-38472: Fixed denial of service due to a reachable assertion found
    in avahi_rdata_parse (bsc#1216853)
  * CVE-2023-38470: Fixed denial of service due to a reachable assertion found
    in avahi_escape_label (bsc#1215947)

* * *

## 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:

  * SUSE Linux Enterprise Workstation Extension 12 12-SP5  
    zypper in -t patch SUSE-SLE-WE-12-SP5-2024-1500=1

  * SUSE Linux Enterprise Software Development Kit 12 SP5  
    zypper in -t patch SUSE-SLE-SDK-12-SP5-2024-1500=1

  * SUSE Linux Enterprise High Performance Computing 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2024-1500=1

  * SUSE Linux Enterprise Server 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2024-1500=1

  * SUSE Linux Enterprise Server for SAP Applications 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2024-1500=1

## Package List:

  * SUSE Linux Enterprise Workstation Extension 12 12-SP5 (x86_64)
    * libavahi-ui-gtk3-0-0.6.32-32.27.1
    * libavahi-ui0-0.6.32-32.27.1
    * avahi-glib2-debugsource-0.6.32-32.27.1
    * libavahi-ui0-debuginfo-0.6.32-32.27.1
    * libavahi-ui-gtk3-0-debuginfo-0.6.32-32.27.1
    * libavahi-gobject0-debuginfo-0.6.32-32.27.1
    * libavahi-gobject0-0.6.32-32.27.1
  * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x
    x86_64)
    * avahi-debugsource-0.6.32-32.27.1
    * libhowl0-0.6.32-32.27.1
    * typelib-1_0-Avahi-0_6-0.6.32-32.27.1
    * libhowl0-debuginfo-0.6.32-32.27.1
    * libavahi-gobject0-debuginfo-0.6.32-32.27.1
    * avahi-debuginfo-0.6.32-32.27.1
    * libavahi-ui-gtk3-0-0.6.32-32.27.1
    * libavahi-ui0-0.6.32-32.27.1
    * avahi-glib2-debugsource-0.6.32-32.27.1
    * libavahi-ui0-debuginfo-0.6.32-32.27.1
    * libavahi-devel-0.6.32-32.27.1
    * avahi-compat-howl-devel-0.6.32-32.27.1
    * libavahi-glib-devel-0.6.32-32.27.1
    * libavahi-ui-gtk3-0-debuginfo-0.6.32-32.27.1
    * avahi-compat-mDNSResponder-devel-0.6.32-32.27.1
    * libavahi-gobject-devel-0.6.32-32.27.1
    * libavahi-gobject0-0.6.32-32.27.1
    * python-avahi-0.6.32-32.27.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
    * avahi-debugsource-0.6.32-32.27.1
    * avahi-0.6.32-32.27.1
    * libavahi-client3-0.6.32-32.27.1
    * avahi-debuginfo-0.6.32-32.27.1
    * libavahi-client3-debuginfo-0.6.32-32.27.1
    * libavahi-common3-0.6.32-32.27.1
    * avahi-glib2-debugsource-0.6.32-32.27.1
    * libavahi-glib1-0.6.32-32.27.1
    * libdns_sd-debuginfo-0.6.32-32.27.1
    * libavahi-core7-0.6.32-32.27.1
    * avahi-utils-debuginfo-0.6.32-32.27.1
    * libavahi-glib1-debuginfo-0.6.32-32.27.1
    * libdns_sd-0.6.32-32.27.1
    * libavahi-core7-debuginfo-0.6.32-32.27.1
    * avahi-utils-0.6.32-32.27.1
    * libavahi-common3-debuginfo-0.6.32-32.27.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (noarch)
    * avahi-lang-0.6.32-32.27.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (x86_64)
    * avahi-debuginfo-32bit-0.6.32-32.27.1
    * libavahi-common3-32bit-0.6.32-32.27.1
    * libavahi-client3-32bit-0.6.32-32.27.1
    * libdns_sd-debuginfo-32bit-0.6.32-32.27.1
    * libavahi-common3-debuginfo-32bit-0.6.32-32.27.1
    * libavahi-glib1-32bit-0.6.32-32.27.1
    * libavahi-glib1-debuginfo-32bit-0.6.32-32.27.1
    * libdns_sd-32bit-0.6.32-32.27.1
    * libavahi-client3-debuginfo-32bit-0.6.32-32.27.1
  * SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
    * avahi-debugsource-0.6.32-32.27.1
    * avahi-0.6.32-32.27.1
    * libavahi-client3-0.6.32-32.27.1
    * avahi-debuginfo-0.6.32-32.27.1
    * libavahi-client3-debuginfo-0.6.32-32.27.1
    * libavahi-common3-0.6.32-32.27.1
    * avahi-glib2-debugsource-0.6.32-32.27.1
    * libavahi-glib1-0.6.32-32.27.1
    * libdns_sd-debuginfo-0.6.32-32.27.1
    * libavahi-core7-0.6.32-32.27.1
    * avahi-utils-debuginfo-0.6.32-32.27.1
    * libavahi-glib1-debuginfo-0.6.32-32.27.1
    * libdns_sd-0.6.32-32.27.1
    * libavahi-core7-debuginfo-0.6.32-32.27.1
    * avahi-utils-0.6.32-32.27.1
    * libavahi-common3-debuginfo-0.6.32-32.27.1
  * SUSE Linux Enterprise Server 12 SP5 (noarch)
    * avahi-lang-0.6.32-32.27.1
  * SUSE Linux Enterprise Server 12 SP5 (s390x x86_64)
    * avahi-debuginfo-32bit-0.6.32-32.27.1
    * libavahi-common3-32bit-0.6.32-32.27.1
    * libavahi-client3-32bit-0.6.32-32.27.1
    * libdns_sd-debuginfo-32bit-0.6.32-32.27.1
    * libavahi-common3-debuginfo-32bit-0.6.32-32.27.1
    * libavahi-glib1-32bit-0.6.32-32.27.1
    * libavahi-glib1-debuginfo-32bit-0.6.32-32.27.1
    * libdns_sd-32bit-0.6.32-32.27.1
    * libavahi-client3-debuginfo-32bit-0.6.32-32.27.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
    * avahi-debugsource-0.6.32-32.27.1
    * avahi-0.6.32-32.27.1
    * libavahi-client3-0.6.32-32.27.1
    * avahi-debuginfo-0.6.32-32.27.1
    * libavahi-client3-debuginfo-0.6.32-32.27.1
    * libavahi-common3-0.6.32-32.27.1
    * avahi-glib2-debugsource-0.6.32-32.27.1
    * libavahi-glib1-0.6.32-32.27.1
    * libdns_sd-debuginfo-0.6.32-32.27.1
    * libavahi-core7-0.6.32-32.27.1
    * avahi-utils-debuginfo-0.6.32-32.27.1
    * libavahi-glib1-debuginfo-0.6.32-32.27.1
    * libdns_sd-0.6.32-32.27.1
    * libavahi-core7-debuginfo-0.6.32-32.27.1
    * avahi-utils-0.6.32-32.27.1
    * libavahi-common3-debuginfo-0.6.32-32.27.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (noarch)
    * avahi-lang-0.6.32-32.27.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64)
    * avahi-debuginfo-32bit-0.6.32-32.27.1
    * libavahi-common3-32bit-0.6.32-32.27.1
    * libavahi-client3-32bit-0.6.32-32.27.1
    * libdns_sd-debuginfo-32bit-0.6.32-32.27.1
    * libavahi-common3-debuginfo-32bit-0.6.32-32.27.1
    * libavahi-glib1-32bit-0.6.32-32.27.1
    * libavahi-glib1-debuginfo-32bit-0.6.32-32.27.1
    * libdns_sd-32bit-0.6.32-32.27.1
    * libavahi-client3-debuginfo-32bit-0.6.32-32.27.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-38470.html
  * https://www.suse.com/security/cve/CVE-2023-38472.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1215947
  * https://bugzilla.suse.com/show_bug.cgi?id=1216853

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