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Scientific Linux Security Update : xorg-x11-server on SL7.x x86_64 (20201104)

high Nessus Plugin ID 142570

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Synopsis

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

Description

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Security Fix(es) :

 - xorg-x11-server: Out-of-bounds access in XkbSetNames function (CVE-2020-14345)

 - xorg-x11-server: Integer underflow in the X input extension protocol (CVE-2020-14346)

 - xorg-x11-server: XkbSelectEvents integer underflow privilege escalation vulnerability (CVE-2020-14361)

 - xorg-x11-server: XRecordRegisterClients integer underflow privilege escalation vulnerability (CVE-2020-14362)

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?c111ae51

Plugin Details

Severity: High

ID: 142570

File Name: sl_20201104_xorg_x11_server_on_SL7_x.nasl

Version: 1.3

Type: local

Agent: unix

Published: 11/6/2020

Updated: 11/20/2020

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2020-14362

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:fermilab:scientific_linux:xorg-x11-server-xdmx, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-xephyr, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-xnest, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-xorg, 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-debuginfo, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-devel, p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-source, x-cpe:/o:fermilab:scientific_linux

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: 11/4/2020

Vulnerability Publication Date: 9/15/2020

Reference Information

CVE: CVE-2020-14345, CVE-2020-14346, CVE-2020-14361, CVE-2020-14362