SUSE-SU-2021:0551-1

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Source
https://www.suse.com/support/update/announcement/2021/suse-su-20210551-1/
Import Source
https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0551-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/SUSE-SU-2021:0551-1
Upstream
Related
Published
2021-02-23T08:32:07Z
Modified
2026-03-11T07:17:16Z
Summary
Security update for avahi
Details

This update for avahi fixes the following issues:

  • CVE-2021-26720: drop privileges when invoking avahi-daemon-check-dns.sh (bsc#1180827)
  • Update avahi-daemon-check-dns.sh from Debian. Our previous version relied on ifconfig, route, and init.d.
  • Add sudo to requires: used to drop privileges.
References

Affected packages

SUSE:Linux Enterprise Module for Basesystem 15 SP2
avahi

Package

Name
avahi
Purl
pkg:rpm/suse/avahi&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.7-3.6.1

Ecosystem specific 

{
    "binaries":  [
        {
            "avahi":  "0.7-3.6.1",
            "avahi-compat-howl-devel":  "0.7-3.6.1",
            "avahi-compat-mDNSResponder-devel":  "0.7-3.6.1",
            "avahi-lang":  "0.7-3.6.1",
            "avahi-utils":  "0.7-3.6.1",
            "libavahi-client3":  "0.7-3.6.1",
            "libavahi-client3-32bit":  "0.7-3.6.1",
            "libavahi-common3":  "0.7-3.6.1",
            "libavahi-common3-32bit":  "0.7-3.6.1",
            "libavahi-core7":  "0.7-3.6.1",
            "libavahi-devel":  "0.7-3.6.1",
            "libavahi-glib-devel":  "0.7-3.6.1",
            "libavahi-glib1":  "0.7-3.6.1",
            "libavahi-gobject0":  "0.7-3.6.1",
            "libavahi-ui-gtk3-0":  "0.7-3.6.1",
            "libavahi-ui0":  "0.7-3.6.1",
            "libdns_sd":  "0.7-3.6.1",
            "libhowl0":  "0.7-3.6.1",
            "typelib-1_0-Avahi-0_6":  "0.7-3.6.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0551-1.json"
avahi-glib2

Package

Name
avahi-glib2
Purl
pkg:rpm/suse/avahi-glib2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.7-3.6.1

Ecosystem specific 

{
    "binaries":  [
        {
            "avahi":  "0.7-3.6.1",
            "avahi-compat-howl-devel":  "0.7-3.6.1",
            "avahi-compat-mDNSResponder-devel":  "0.7-3.6.1",
            "avahi-lang":  "0.7-3.6.1",
            "avahi-utils":  "0.7-3.6.1",
            "libavahi-client3":  "0.7-3.6.1",
            "libavahi-client3-32bit":  "0.7-3.6.1",
            "libavahi-common3":  "0.7-3.6.1",
            "libavahi-common3-32bit":  "0.7-3.6.1",
            "libavahi-core7":  "0.7-3.6.1",
            "libavahi-devel":  "0.7-3.6.1",
            "libavahi-glib-devel":  "0.7-3.6.1",
            "libavahi-glib1":  "0.7-3.6.1",
            "libavahi-gobject0":  "0.7-3.6.1",
            "libavahi-ui-gtk3-0":  "0.7-3.6.1",
            "libavahi-ui0":  "0.7-3.6.1",
            "libdns_sd":  "0.7-3.6.1",
            "libhowl0":  "0.7-3.6.1",
            "typelib-1_0-Avahi-0_6":  "0.7-3.6.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0551-1.json"
SUSE:Linux Enterprise Module for Desktop Applications 15 SP2
avahi

Package

Name
avahi
Purl
pkg:rpm/suse/avahi&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.7-3.6.1

Ecosystem specific 

{
    "binaries":  [
        {
            "avahi-autoipd":  "0.7-3.6.1",
            "avahi-utils-gtk":  "0.7-3.6.1",
            "libavahi-gobject-devel":  "0.7-3.6.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0551-1.json"
avahi-glib2

Package

Name
avahi-glib2
Purl
pkg:rpm/suse/avahi-glib2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.7-3.6.1

Ecosystem specific 

{
    "binaries":  [
        {
            "avahi-autoipd":  "0.7-3.6.1",
            "avahi-utils-gtk":  "0.7-3.6.1",
            "libavahi-gobject-devel":  "0.7-3.6.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0551-1.json"
SUSE:Linux Enterprise Module for Package Hub 15 SP2
avahi

Package

Name
avahi
Purl
pkg:rpm/suse/avahi&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.7-3.6.1

Ecosystem specific 

{
    "binaries":  [
        {
            "python3-avahi":  "0.7-3.6.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0551-1.json"