Oracle Linux 7 : xorg-x11-server (ELSA-2022-0003)

high Nessus Plugin ID 156459

Synopsis

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

Description

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-0003 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 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 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 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 this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2022-0003.html

Plugin Details

Severity: High

ID: 156459

File Name: oraclelinux_ELSA-2022-0003.nasl

Version: 1.3

Type: local

Agent: unix

Published: 1/4/2022

Updated: 4/26/2022

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, 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: cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:xorg-x11-server-xdmx, p-cpe:/a:oracle:linux:xorg-x11-server-xephyr, p-cpe:/a:oracle:linux:xorg-x11-server-xnest, p-cpe:/a:oracle:linux:xorg-x11-server-xorg, p-cpe:/a:oracle:linux:xorg-x11-server-xvfb, p-cpe:/a:oracle:linux:xorg-x11-server-xwayland, p-cpe:/a:oracle:linux:xorg-x11-server-common, p-cpe:/a:oracle:linux:xorg-x11-server-devel, p-cpe:/a:oracle:linux:xorg-x11-server-source

Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Ease: No known exploits are available

Patch Publication Date: 1/4/2022

Vulnerability Publication Date: 12/17/2021

Reference Information

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