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Sicherheit: Fehlerhafte Zugriffsrechte in avahi
Aktuelle Meldungen Distributionen
Name: Fehlerhafte Zugriffsrechte in avahi
ID: SUSE-SU-2021:0563-1
Distribution: SUSE
Plattformen: SUSE Linux Enterprise Server 12-SP5, SUSE Linux Enterprise Software Development Kit 12-SP5, SUSE Linux Enterprise Workstation Extension 12-SP5
Datum: Di, 23. Februar 2021, 22:11
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26720
Applikationen: Avahi

Originalnachricht


SUSE Security Update: Security update for avahi
______________________________________________________________________________

Announcement ID: SUSE-SU-2021:0563-1
Rating: moderate
References: #1180827
Cross-References: CVE-2021-26720
CVSS scores:
CVE-2021-26720 (SUSE): 3.6
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected Products:
SUSE Linux Enterprise Workstation Extension 12-SP5
SUSE Linux Enterprise Software Development Kit 12-SP5
SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________

An update that fixes one vulnerability is now available.

Description:

This update for avahi fixes the following issues:

- CVE-2021-26720: drop privileges when invoking avahi-daemon-check-dns.sh
(bsc#1180827)
- Add sudo to requires: used to drop privileges.


Patch Instructions:

To install this SUSE 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:

- SUSE Linux Enterprise Workstation Extension 12-SP5:

zypper in -t patch SUSE-SLE-WE-12-SP5-2021-563=1

- SUSE Linux Enterprise Software Development Kit 12-SP5:

zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-563=1

- SUSE Linux Enterprise Server 12-SP5:

zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-563=1



Package List:

- SUSE Linux Enterprise Workstation Extension 12-SP5 (x86_64):

avahi-glib2-debugsource-0.6.32-32.12.3
libavahi-gobject0-0.6.32-32.12.3
libavahi-gobject0-debuginfo-0.6.32-32.12.3
libavahi-ui-gtk3-0-0.6.32-32.12.3
libavahi-ui-gtk3-0-debuginfo-0.6.32-32.12.3
libavahi-ui0-0.6.32-32.12.3
libavahi-ui0-debuginfo-0.6.32-32.12.3

- SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le
s390x x86_64):

avahi-compat-howl-devel-0.6.32-32.12.2
avahi-compat-mDNSResponder-devel-0.6.32-32.12.2
avahi-debuginfo-0.6.32-32.12.2
avahi-debugsource-0.6.32-32.12.2
avahi-glib2-debugsource-0.6.32-32.12.3
libavahi-devel-0.6.32-32.12.2
libavahi-glib-devel-0.6.32-32.12.3
libavahi-gobject-devel-0.6.32-32.12.3
libavahi-gobject0-0.6.32-32.12.3
libavahi-gobject0-debuginfo-0.6.32-32.12.3
libavahi-ui-gtk3-0-0.6.32-32.12.3
libavahi-ui-gtk3-0-debuginfo-0.6.32-32.12.3
libavahi-ui0-0.6.32-32.12.3
libavahi-ui0-debuginfo-0.6.32-32.12.3
libhowl0-0.6.32-32.12.2
libhowl0-debuginfo-0.6.32-32.12.2
python-avahi-0.6.32-32.12.2
typelib-1_0-Avahi-0_6-0.6.32-32.12.3

- SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

avahi-0.6.32-32.12.2
avahi-debuginfo-0.6.32-32.12.2
avahi-debugsource-0.6.32-32.12.2
avahi-glib2-debugsource-0.6.32-32.12.3
avahi-utils-0.6.32-32.12.2
avahi-utils-debuginfo-0.6.32-32.12.2
libavahi-client3-0.6.32-32.12.2
libavahi-client3-debuginfo-0.6.32-32.12.2
libavahi-common3-0.6.32-32.12.2
libavahi-common3-debuginfo-0.6.32-32.12.2
libavahi-core7-0.6.32-32.12.2
libavahi-core7-debuginfo-0.6.32-32.12.2
libavahi-glib1-0.6.32-32.12.3
libavahi-glib1-debuginfo-0.6.32-32.12.3
libdns_sd-0.6.32-32.12.2
libdns_sd-debuginfo-0.6.32-32.12.2

- SUSE Linux Enterprise Server 12-SP5 (s390x x86_64):

avahi-debuginfo-32bit-0.6.32-32.12.2
libavahi-client3-32bit-0.6.32-32.12.2
libavahi-client3-debuginfo-32bit-0.6.32-32.12.2
libavahi-common3-32bit-0.6.32-32.12.2
libavahi-common3-debuginfo-32bit-0.6.32-32.12.2
libavahi-glib1-32bit-0.6.32-32.12.3
libavahi-glib1-debuginfo-32bit-0.6.32-32.12.3
libdns_sd-32bit-0.6.32-32.12.2
libdns_sd-debuginfo-32bit-0.6.32-32.12.2

- SUSE Linux Enterprise Server 12-SP5 (noarch):

avahi-lang-0.6.32-32.12.2


References:

https://www.suse.com/security/cve/CVE-2021-26720.html
https://bugzilla.suse.com/1180827
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