Rocky Linux 8 : xorg-x11-server and xorg-x11-server-Xwayland (RLSA-2022:1917)

high Nessus Plugin ID 184841

Synopsis

The remote Rocky Linux host is missing one or more security updates.

Description

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2022:1917 advisory.

- A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcRenderCompositeGlyphs function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2021-4008)

- A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcXFixesCreatePointerBarrier function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2021-4009)

- A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcScreenSaverSuspend function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2021-4010)

- A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SwapCreateRegister function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2021-4011)

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

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 184841

File Name: rocky_linux_RLSA-2022-1917.nasl

Version: 1.0

Type: local

Family: Rocky Linux Local Security Checks

Published: 11/7/2023

Updated: 11/7/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2021-4011

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:rocky:linux:xorg-x11-server-xdmx, p-cpe:/a:rocky:linux:xorg-x11-server-xdmx-debuginfo, p-cpe:/a:rocky:linux:xorg-x11-server-xephyr, p-cpe:/a:rocky:linux:xorg-x11-server-xephyr-debuginfo, p-cpe:/a:rocky:linux:xorg-x11-server-xnest, p-cpe:/a:rocky:linux:xorg-x11-server-xnest-debuginfo, p-cpe:/a:rocky:linux:xorg-x11-server-xorg, p-cpe:/a:rocky:linux:xorg-x11-server-xorg-debuginfo, p-cpe:/a:rocky:linux:xorg-x11-server-xvfb, p-cpe:/a:rocky:linux:xorg-x11-server-xvfb-debuginfo, p-cpe:/a:rocky:linux:xorg-x11-server-xwayland, p-cpe:/a:rocky:linux:xorg-x11-server-xwayland-debuginfo, p-cpe:/a:rocky:linux:xorg-x11-server-xwayland-debugsource, p-cpe:/a:rocky:linux:xorg-x11-server-common, p-cpe:/a:rocky:linux:xorg-x11-server-debuginfo, p-cpe:/a:rocky:linux:xorg-x11-server-devel, p-cpe:/a:rocky:linux:xorg-x11-server-source, cpe:/o:rocky:linux:8

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 5/10/2022

Vulnerability Publication Date: 12/17/2021

Reference Information

CVE: CVE-2021-4008, CVE-2021-4009, CVE-2021-4010, CVE-2021-4011

Detections

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