[SECURITY] [DLA 3686-1] xorg-server security update

2023-12-1308:30:41

lists.debian.org

xorg-server

privilege escalation

debian 10

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.9 High

AI Score

Confidence

High

0.273 Low

EPSS

Percentile

96.8%

JSON

Debian LTS Advisory DLA-3686-1 [email protected]
https://www.debian.org/lts/security/ Thorsten Alteholz
December 13, 2023 https://wiki.debian.org/LTS

Package : xorg-server
Version : 2:1.20.4-1+deb10u11
CVE ID : CVE-2023-6377 CVE-2023-6478

Jan-Niklas Sohn discovered several vulnerabilities in the Xorg X server,
which may result in privilege escalation if the X server is running
privileged.

For Debian 10 buster, these problems have been fixed in version
2:1.20.4-1+deb10u11.

We recommend that you upgrade your xorg-server packages.

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

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
Debian10allxserver-xorg-dev< 2:1.20.4-1+deb10u11xserver-xorg-dev_2:1.20.4-1+deb10u11_all.deb
Debian10allxorg-server< 2:1.20.4-1+deb10u11xorg-server_2:1.20.4-1+deb10u11_all.deb
Debian10allxwayland< 2:1.20.4-1+deb10u11xwayland_2:1.20.4-1+deb10u11_all.deb
Debian10allxserver-xorg-core< 2:1.20.4-1+deb10u11xserver-xorg-core_2:1.20.4-1+deb10u11_all.deb
Debian10allxserver-xephyr< 2:1.20.4-1+deb10u11xserver-xephyr_2:1.20.4-1+deb10u11_all.deb
Debian10allxvfb< 2:1.20.4-1+deb10u11xvfb_2:1.20.4-1+deb10u11_all.deb
Debian10allxserver-common< 2:1.20.4-1+deb10u11xserver-common_2:1.20.4-1+deb10u11_all.deb
Debian10allxserver-xorg-legacy< 2:1.20.4-1+deb10u11xserver-xorg-legacy_2:1.20.4-1+deb10u11_all.deb
Debian10allxorg-server-source< 2:1.20.4-1+deb10u11xorg-server-source_2:1.20.4-1+deb10u11_all.deb
Debian10allxdmx< 2:1.20.4-1+deb10u11xdmx_2:1.20.4-1+deb10u11_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	10	all	xserver-xorg-dev	< 2:1.20.4-1+deb10u11	xserver-xorg-dev_2:1.20.4-1+deb10u11_all.deb
Debian	10	all	xorg-server	< 2:1.20.4-1+deb10u11	xorg-server_2:1.20.4-1+deb10u11_all.deb
Debian	10	all	xwayland	< 2:1.20.4-1+deb10u11	xwayland_2:1.20.4-1+deb10u11_all.deb
Debian	10	all	xserver-xorg-core	< 2:1.20.4-1+deb10u11	xserver-xorg-core_2:1.20.4-1+deb10u11_all.deb
Debian	10	all	xserver-xephyr	< 2:1.20.4-1+deb10u11	xserver-xephyr_2:1.20.4-1+deb10u11_all.deb
Debian	10	all	xvfb	< 2:1.20.4-1+deb10u11	xvfb_2:1.20.4-1+deb10u11_all.deb
Debian	10	all	xserver-common	< 2:1.20.4-1+deb10u11	xserver-common_2:1.20.4-1+deb10u11_all.deb
Debian	10	all	xserver-xorg-legacy	< 2:1.20.4-1+deb10u11	xserver-xorg-legacy_2:1.20.4-1+deb10u11_all.deb
Debian	10	all	xorg-server-source	< 2:1.20.4-1+deb10u11	xorg-server-source_2:1.20.4-1+deb10u11_all.deb
Debian	10	all	xdmx	< 2:1.20.4-1+deb10u11	xdmx_2:1.20.4-1+deb10u11_all.deb