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Debian DSA-5199-1 : xorg-server - security update

high Nessus Plugin ID 163909

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Synopsis

The remote Debian host is missing one or more security-related updates.

Description

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5199 advisory.

 - xorg-x11-server: X.Org Server ProcXkbSetGeometry out-of-bounds access (CVE-2022-2319)

 - xorg-x11-server: out-of-bounds access in ProcXkbSetDeviceInfo request handler of the Xkb extension (CVE-2022-2320)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Upgrade the xorg-server packages.

For the stable distribution (bullseye), these problems have been fixed in version 2

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1014903

https://security-tracker.debian.org/tracker/source-package/xorg-server

https://www.debian.org/security/2022/dsa-5199

https://security-tracker.debian.org/tracker/CVE-2022-2319

https://security-tracker.debian.org/tracker/CVE-2022-2320

https://packages.debian.org/source/bullseye/xorg-server

Plugin Details

Severity: High

ID: 163909

File Name: debian_DSA-5199.nasl

Version: 1.3

Type: local

Agent: unix

Published: 8/6/2022

Updated: 12/7/2022

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2022-2320

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:xnest, p-cpe:/a:debian:debian_linux:xserver-xorg-core, cpe:/o:debian:debian_linux:11.0, p-cpe:/a:debian:debian_linux:xserver-xorg-core-udeb, p-cpe:/a:debian:debian_linux:xdmx, p-cpe:/a:debian:debian_linux:xwayland, p-cpe:/a:debian:debian_linux:xdmx-tools, p-cpe:/a:debian:debian_linux:xserver-common, p-cpe:/a:debian:debian_linux:xvfb, p-cpe:/a:debian:debian_linux:xserver-xephyr, p-cpe:/a:debian:debian_linux:xserver-xorg-dev, p-cpe:/a:debian:debian_linux:xorg-server-source, p-cpe:/a:debian:debian_linux:xserver-xorg-legacy

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 8/6/2022

Vulnerability Publication Date: 8/4/2022

Reference Information

CVE: CVE-2022-2319, CVE-2022-2320