RHEL 8 : userspace graphics, xorg-x11, and mesa (RHSA-2021:1804)

high Nessus Plugin ID 149659

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Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:1804 advisory.

- libX11: Heap overflow in the X input method client (CVE-2020-14344)

- 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: Leak of uninitialized heap memory from the X server to clients in AllocatePixmap of dix/pixmap.c (CVE-2020-14347)

- xorg-x11-server: Out-of-bounds access in XkbSetMap function (CVE-2020-14360)

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

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

- libX11: integer overflow leads to double free in locale handling (CVE-2020-14363)

- xorg-x11-server: XkbSetDeviceInfo heap-based buffer overflow privilege escalation vulnerability (CVE-2020-25712)

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: 149659

File Name: redhat-RHSA-2021-1804.nasl

Version: 1.9

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 5/19/2021

Updated: 1/1/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.8

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

CVSS Score Source: CVE-2020-14360

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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:P/RL:O/RC:C

CVSS Score Source: CVE-2020-25712

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_aus:8.6, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_e4s:8.6, cpe:/o:redhat:rhel_eus:8.4, cpe:/o:redhat:rhel_eus:8.6, cpe:/o:redhat:rhel_tus:8.4, cpe:/o:redhat:rhel_tus:8.6, p-cpe:/a:redhat:enterprise_linux:egl-wayland, p-cpe:/a:redhat:enterprise_linux:libx11, p-cpe:/a:redhat:enterprise_linux:libx11-common, p-cpe:/a:redhat:enterprise_linux:libx11-devel, p-cpe:/a:redhat:enterprise_linux:libx11-xcb, p-cpe:/a:redhat:enterprise_linux:libdrm, p-cpe:/a:redhat:enterprise_linux:libdrm-devel, p-cpe:/a:redhat:enterprise_linux:libglvnd, p-cpe:/a:redhat:enterprise_linux:libglvnd-core-devel, p-cpe:/a:redhat:enterprise_linux:libglvnd-devel, p-cpe:/a:redhat:enterprise_linux:libglvnd-egl, p-cpe:/a:redhat:enterprise_linux:libglvnd-gles, p-cpe:/a:redhat:enterprise_linux:libglvnd-glx, p-cpe:/a:redhat:enterprise_linux:libglvnd-opengl, p-cpe:/a:redhat:enterprise_linux:libinput, p-cpe:/a:redhat:enterprise_linux:libinput-devel, p-cpe:/a:redhat:enterprise_linux:libinput-utils, p-cpe:/a:redhat:enterprise_linux:libwacom, p-cpe:/a:redhat:enterprise_linux:libwacom-data, p-cpe:/a:redhat:enterprise_linux:libwacom-devel, p-cpe:/a:redhat:enterprise_linux:mesa-dri-drivers, p-cpe:/a:redhat:enterprise_linux:mesa-filesystem, p-cpe:/a:redhat:enterprise_linux:mesa-libegl, p-cpe:/a:redhat:enterprise_linux:mesa-libegl-devel, p-cpe:/a:redhat:enterprise_linux:mesa-libgl, p-cpe:/a:redhat:enterprise_linux:mesa-libgl-devel, p-cpe:/a:redhat:enterprise_linux:mesa-libosmesa, p-cpe:/a:redhat:enterprise_linux:mesa-libosmesa-devel, p-cpe:/a:redhat:enterprise_linux:mesa-libgbm, p-cpe:/a:redhat:enterprise_linux:mesa-libgbm-devel, p-cpe:/a:redhat:enterprise_linux:mesa-libglapi, p-cpe:/a:redhat:enterprise_linux:mesa-libxatracker, p-cpe:/a:redhat:enterprise_linux:mesa-vdpau-drivers, p-cpe:/a:redhat:enterprise_linux:mesa-vulkan-devel, p-cpe:/a:redhat:enterprise_linux:mesa-vulkan-drivers, p-cpe:/a:redhat:enterprise_linux:xorg-x11-drivers, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xdmx, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xephyr, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xnest, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xorg, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xvfb, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-xwayland, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-common, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-devel, p-cpe:/a:redhat:enterprise_linux:xorg-x11-server-source

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/18/2021

Vulnerability Publication Date: 8/5/2020

Reference Information

CVE: CVE-2020-14344, CVE-2020-14345, CVE-2020-14346, CVE-2020-14347, CVE-2020-14360, CVE-2020-14361, CVE-2020-14362, CVE-2020-14363, CVE-2020-25712

CWE: 119, 122, 190, 191, 416, 665

IAVB: 2020-B-0051

RHSA: 2021:1804

Detections

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