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Scientific Linux Security Update : xorg-x11-server on SL7.x i686/x86_64 (2022:8491)

high Nessus Plugin ID 167745

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Synopsis

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

Description

The remote Scientific Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the SLSA-2022:8491-1 advisory.

 - xorg-x11-server: buffer overflow in _GetCountedString() in xkb/xkb.c (CVE-2022-3550)

 - xorg-x11-server: memory leak in ProcXkbGetKbdByName() in xkb/xkb.c (CVE-2022-3551)

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.

See Also

https://www.scientificlinux.org/category/sl-errata/slsa-20228491-1

Plugin Details

Severity: High

ID: 167745

File Name: sl_20221116_xorg_x11_server_on_SL7_x.nasl

Version: 1.3

Type: local

Agent: unix

Published: 11/16/2022

Updated: 11/30/2022

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

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

CVSS Score Source: CVE-2022-3550

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/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:fermilab:scientific_linux:xorg-x11-server-debuginfo, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-xdmx, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-source, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-xnest, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-xephyr, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-xorg, cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-xvfb, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-xwayland, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-common, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/16/2022

Vulnerability Publication Date: 10/17/2022

Reference Information

CVE: CVE-2022-3550, CVE-2022-3551