Security update for avahi

Announcement ID:	SUSE-SU-2023:4910-1
Rating:	moderate
References:	bsc#1215947 bsc#1216419
Cross-References:	CVE-2023-38470 CVE-2023-38473
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-2023-38473 ( SUSE ): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2023-38473 ( NVD ): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:	openSUSE Leap 15.4 SUSE Linux Enterprise Micro 5.2 SUSE Linux Enterprise Micro for Rancher 5.2 SUSE Manager Proxy 4.2 SUSE Manager Retail Branch Server 4.2 SUSE Manager Server 4.2

An update that solves two vulnerabilities can now be installed.

Description:

This update for avahi fixes the following issues:

• CVE-2023-38473: Fixed a reachable assertion when parsing a host name (bsc#1216419).
• CVE-2023-38470: Fixed that each label is at least one byte long (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:

• openSUSE Leap 15.4
  zypper in -t patch openSUSE-SLE-15.4-2023-4910=1
• SUSE Manager Proxy 4.2
  zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.2-2023-4910=1
• SUSE Manager Retail Branch Server 4.2
  zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-Server-4.2-2023-4910=1
• SUSE Manager Server 4.2
  zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.2-2023-4910=1
• SUSE Linux Enterprise Micro 5.2
  zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4910=1
• SUSE Linux Enterprise Micro for Rancher 5.2
  zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4910=1

Package List:

• openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64)
  • libavahi-ui0-0.7-150100.3.29.1
  • libavahi-ui0-debuginfo-0.7-150100.3.29.1
• SUSE Manager Proxy 4.2 (x86_64)
  • avahi-debuginfo-0.7-150100.3.29.1
  • libavahi-client3-debuginfo-0.7-150100.3.29.1
  • libavahi-common3-32bit-debuginfo-0.7-150100.3.29.1
  • libavahi-core7-0.7-150100.3.29.1
  • libavahi-ui-gtk3-0-debuginfo-0.7-150100.3.29.1
  • avahi-compat-howl-devel-0.7-150100.3.29.1
  • libavahi-glib1-debuginfo-0.7-150100.3.29.1
  • libhowl0-debuginfo-0.7-150100.3.29.1
  • libavahi-gobject0-debuginfo-0.7-150100.3.29.1
  • libavahi-gobject0-0.7-150100.3.29.1
  • libavahi-common3-0.7-150100.3.29.1
  • libavahi-client3-0.7-150100.3.29.1
  • typelib-1_0-Avahi-0_6-0.7-150100.3.29.1
  • libavahi-ui-gtk3-0-0.7-150100.3.29.1
  • avahi-debugsource-0.7-150100.3.29.1
  • avahi-utils-debuginfo-0.7-150100.3.29.1
  • avahi-glib2-debugsource-0.7-150100.3.29.1
  • libavahi-ui0-0.7-150100.3.29.1
  • avahi-compat-mDNSResponder-devel-0.7-150100.3.29.1
  • libdns_sd-debuginfo-0.7-150100.3.29.1
  • avahi-utils-0.7-150100.3.29.1
  • libavahi-common3-debuginfo-0.7-150100.3.29.1
  • libavahi-ui0-debuginfo-0.7-150100.3.29.1
  • libdns_sd-0.7-150100.3.29.1
  • libavahi-glib1-0.7-150100.3.29.1
  • libavahi-devel-0.7-150100.3.29.1
  • libhowl0-0.7-150100.3.29.1
  • avahi-32bit-debuginfo-0.7-150100.3.29.1
  • libavahi-common3-32bit-0.7-150100.3.29.1
  • libavahi-glib-devel-0.7-150100.3.29.1
  • libavahi-client3-32bit-debuginfo-0.7-150100.3.29.1
  • libavahi-core7-debuginfo-0.7-150100.3.29.1
  • libavahi-client3-32bit-0.7-150100.3.29.1
  • avahi-0.7-150100.3.29.1
• SUSE Manager Proxy 4.2 (noarch)
  • avahi-lang-0.7-150100.3.29.1
• SUSE Manager Retail Branch Server 4.2 (x86_64)
  • avahi-debuginfo-0.7-150100.3.29.1
  • libavahi-client3-debuginfo-0.7-150100.3.29.1
  • libavahi-common3-32bit-debuginfo-0.7-150100.3.29.1
  • libavahi-core7-0.7-150100.3.29.1
  • libavahi-ui-gtk3-0-debuginfo-0.7-150100.3.29.1
  • avahi-compat-howl-devel-0.7-150100.3.29.1
  • libavahi-glib1-debuginfo-0.7-150100.3.29.1
  • libhowl0-debuginfo-0.7-150100.3.29.1
  • libavahi-gobject0-debuginfo-0.7-150100.3.29.1
  • libavahi-gobject0-0.7-150100.3.29.1
  • libavahi-common3-0.7-150100.3.29.1
  • libavahi-client3-0.7-150100.3.29.1
  • typelib-1_0-Avahi-0_6-0.7-150100.3.29.1
  • libavahi-ui-gtk3-0-0.7-150100.3.29.1
  • avahi-debugsource-0.7-150100.3.29.1
  • avahi-utils-debuginfo-0.7-150100.3.29.1
  • avahi-glib2-debugsource-0.7-150100.3.29.1
  • libavahi-ui0-0.7-150100.3.29.1
  • avahi-compat-mDNSResponder-devel-0.7-150100.3.29.1
  • libdns_sd-debuginfo-0.7-150100.3.29.1
  • avahi-utils-0.7-150100.3.29.1
  • libavahi-common3-debuginfo-0.7-150100.3.29.1
  • libavahi-ui0-debuginfo-0.7-150100.3.29.1
  • libdns_sd-0.7-150100.3.29.1
  • libavahi-glib1-0.7-150100.3.29.1
  • libavahi-devel-0.7-150100.3.29.1
  • libhowl0-0.7-150100.3.29.1
  • avahi-32bit-debuginfo-0.7-150100.3.29.1
  • libavahi-common3-32bit-0.7-150100.3.29.1
  • libavahi-glib-devel-0.7-150100.3.29.1
  • libavahi-client3-32bit-debuginfo-0.7-150100.3.29.1
  • libavahi-core7-debuginfo-0.7-150100.3.29.1
  • libavahi-client3-32bit-0.7-150100.3.29.1
  • avahi-0.7-150100.3.29.1
• SUSE Manager Retail Branch Server 4.2 (noarch)
  • avahi-lang-0.7-150100.3.29.1
• SUSE Manager Server 4.2 (ppc64le s390x x86_64)
  • avahi-debuginfo-0.7-150100.3.29.1
  • libavahi-client3-debuginfo-0.7-150100.3.29.1
  • libavahi-core7-0.7-150100.3.29.1
  • libavahi-ui-gtk3-0-debuginfo-0.7-150100.3.29.1
  • avahi-compat-howl-devel-0.7-150100.3.29.1
  • libavahi-glib1-debuginfo-0.7-150100.3.29.1
  • libhowl0-debuginfo-0.7-150100.3.29.1
  • libavahi-gobject0-debuginfo-0.7-150100.3.29.1
  • libavahi-gobject0-0.7-150100.3.29.1
  • libavahi-client3-0.7-150100.3.29.1
  • libavahi-common3-0.7-150100.3.29.1
  • typelib-1_0-Avahi-0_6-0.7-150100.3.29.1
  • libavahi-ui-gtk3-0-0.7-150100.3.29.1
  • avahi-debugsource-0.7-150100.3.29.1
  • avahi-utils-debuginfo-0.7-150100.3.29.1
  • avahi-glib2-debugsource-0.7-150100.3.29.1
  • libavahi-ui0-0.7-150100.3.29.1
  • avahi-compat-mDNSResponder-devel-0.7-150100.3.29.1
  • libdns_sd-debuginfo-0.7-150100.3.29.1
  • avahi-utils-0.7-150100.3.29.1
  • libavahi-common3-debuginfo-0.7-150100.3.29.1
  • libavahi-ui0-debuginfo-0.7-150100.3.29.1
  • libdns_sd-0.7-150100.3.29.1
  • libavahi-glib1-0.7-150100.3.29.1
  • libavahi-devel-0.7-150100.3.29.1
  • libhowl0-0.7-150100.3.29.1
  • libavahi-glib-devel-0.7-150100.3.29.1
  • libavahi-core7-debuginfo-0.7-150100.3.29.1
  • avahi-0.7-150100.3.29.1
• SUSE Manager Server 4.2 (noarch)
  • avahi-lang-0.7-150100.3.29.1
• SUSE Manager Server 4.2 (x86_64)
  • avahi-32bit-debuginfo-0.7-150100.3.29.1
  • libavahi-common3-32bit-0.7-150100.3.29.1
  • libavahi-client3-32bit-debuginfo-0.7-150100.3.29.1
  • libavahi-common3-32bit-debuginfo-0.7-150100.3.29.1
  • libavahi-client3-32bit-0.7-150100.3.29.1
• SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
  • avahi-debuginfo-0.7-150100.3.29.1
  • libavahi-client3-debuginfo-0.7-150100.3.29.1
  • avahi-debugsource-0.7-150100.3.29.1
  • libavahi-core7-0.7-150100.3.29.1
  • libavahi-common3-debuginfo-0.7-150100.3.29.1
  • libavahi-core7-debuginfo-0.7-150100.3.29.1
  • libavahi-client3-0.7-150100.3.29.1
  • libavahi-common3-0.7-150100.3.29.1
  • avahi-0.7-150100.3.29.1
• SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
  • avahi-debuginfo-0.7-150100.3.29.1
  • libavahi-client3-debuginfo-0.7-150100.3.29.1
  • avahi-debugsource-0.7-150100.3.29.1
  • libavahi-core7-0.7-150100.3.29.1
  • libavahi-common3-debuginfo-0.7-150100.3.29.1
  • libavahi-core7-debuginfo-0.7-150100.3.29.1
  • libavahi-client3-0.7-150100.3.29.1
  • libavahi-common3-0.7-150100.3.29.1
  • avahi-0.7-150100.3.29.1

References:

• https://www.suse.com/security/cve/CVE-2023-38470.html
• https://www.suse.com/security/cve/CVE-2023-38473.html
• https://bugzilla.suse.com/show_bug.cgi?id=1215947
• https://bugzilla.suse.com/show_bug.cgi?id=1216419