[SECURITY] [DLA 3414-1] avahi security update

2023-05-0221:00:31

lists.debian.org

dos

vulnerability

fix

avahi

buster

debian 10

local

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

AI Score

5.9

Confidence

High

EPSS

Percentile

5.1%

JSON

Debian LTS Advisory DLA-3414-1 [email protected]
https://www.debian.org/lts/security/ Chris Lamb
May 02, 2023 https://wiki.debian.org/LTS

Package : avahi
Version : 0.7-4+deb10u2
CVE ID : CVE-2023-1981
Debian Bug : 1034594

It was discovered that there was a local Denial of Service (DoS)
vulnerability in Avahi, a system that facilitates service discovery
on a local network.

The avahi-daemon process could have been crashed over the DBus
message bus.

For Debian 10 buster, this problem has been fixed in version
0.7-4+deb10u2.

We recommend that you upgrade your avahi packages.

For the detailed security status of avahi please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/avahi

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

OSVersionArchitecturePackageVersionFilename
Debian10amd64avahi-autoipd< 0.7-4+deb10u2avahi-autoipd_0.7-4+deb10u2_amd64.deb
Debian10armhflibavahi-gobject0< 0.7-4+deb10u2libavahi-gobject0_0.7-4+deb10u2_armhf.deb
Debian10armhflibavahi-ui-gtk3-dev< 0.7-4+deb10u2libavahi-ui-gtk3-dev_0.7-4+deb10u2_armhf.deb
Debian10amd64libavahi-client-dev< 0.7-4+deb10u2libavahi-client-dev_0.7-4+deb10u2_amd64.deb
Debian10i386libavahi-compat-libdnssd-dev< 0.7-4+deb10u2libavahi-compat-libdnssd-dev_0.7-4+deb10u2_i386.deb
Debian10arm64libavahi-common3< 0.7-4+deb10u2libavahi-common3_0.7-4+deb10u2_arm64.deb
Debian10arm64gir1.2-avahi-0.6< 0.7-4+deb10u2gir1.2-avahi-0.6_0.7-4+deb10u2_arm64.deb
Debian10arm64avahi-daemon< 0.7-4+deb10u2avahi-daemon_0.7-4+deb10u2_arm64.deb
Debian10i386avahi-autoipd< 0.7-4+deb10u2avahi-autoipd_0.7-4+deb10u2_i386.deb
Debian10arm64libavahi-ui-gtk3-dev< 0.7-4+deb10u2libavahi-ui-gtk3-dev_0.7-4+deb10u2_arm64.deb

OS	Version	Architecture	Package	Version	Filename
Debian	10	amd64	avahi-autoipd	< 0.7-4+deb10u2	avahi-autoipd_0.7-4+deb10u2_amd64.deb
Debian	10	armhf	libavahi-gobject0	< 0.7-4+deb10u2	libavahi-gobject0_0.7-4+deb10u2_armhf.deb
Debian	10	armhf	libavahi-ui-gtk3-dev	< 0.7-4+deb10u2	libavahi-ui-gtk3-dev_0.7-4+deb10u2_armhf.deb
Debian	10	amd64	libavahi-client-dev	< 0.7-4+deb10u2	libavahi-client-dev_0.7-4+deb10u2_amd64.deb
Debian	10	i386	libavahi-compat-libdnssd-dev	< 0.7-4+deb10u2	libavahi-compat-libdnssd-dev_0.7-4+deb10u2_i386.deb
Debian	10	arm64	libavahi-common3	< 0.7-4+deb10u2	libavahi-common3_0.7-4+deb10u2_arm64.deb
Debian	10	arm64	gir1.2-avahi-0.6	< 0.7-4+deb10u2	gir1.2-avahi-0.6_0.7-4+deb10u2_arm64.deb
Debian	10	arm64	avahi-daemon	< 0.7-4+deb10u2	avahi-daemon_0.7-4+deb10u2_arm64.deb
Debian	10	i386	avahi-autoipd	< 0.7-4+deb10u2	avahi-autoipd_0.7-4+deb10u2_i386.deb
Debian	10	arm64	libavahi-ui-gtk3-dev	< 0.7-4+deb10u2	libavahi-ui-gtk3-dev_0.7-4+deb10u2_arm64.deb