RHEL 9 : xorg-x11-server-Xwayland (RHSA-2024:2170)

critical Nessus Plugin ID 194793

Synopsis

The remote Red Hat host is missing one or more security updates for xorg-x11-server-Xwayland.

Description

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2024:2170 advisory.

Xwayland is an X server for running X clients under Wayland.

Security Fix(es):

* xorg-x11-server: Out-of-bounds write in XIChangeDeviceProperty/RRChangeOutputProperty (CVE-2023-5367)

* xorg-x11-server: out-of-bounds memory reads/writes in XKB button actions (CVE-2023-6377)

* xorg-x11-server: out-of-bounds memory read in RRChangeOutputProperty and RRChangeProviderProperty (CVE-2023-6478)

* xorg-x11-server: Heap buffer overflow in DeviceFocusEvent and ProcXIQueryPointer (CVE-2023-6816)

* xorg-x11-server: reattaching to different master device may lead to out-of-bounds memory access (CVE-2024-0229)

* xorg-x11-server: SELinux unlabeled GLX PBuffer (CVE-2024-0408)

* xorg-x11-server: SELinux context corruption (CVE-2024-0409)

* xorg-x11-server: heap buffer overflow in XISendDeviceHierarchyEvent (CVE-2024-21885)

* xorg-x11-server: heap buffer overflow in DisableDevice (CVE-2024-21886)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.4 Release Notes linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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 RHEL xorg-x11-server-Xwayland packages based on the guidance in RHSA-2024:2170.

See Also

http://www.nessus.org/u?785e5ee6

http://www.nessus.org/u?d922e0bf

https://access.redhat.com/errata/RHSA-2024:2170

https://access.redhat.com/security/updates/classification/#moderate

https://bugzilla.redhat.com/show_bug.cgi?id=2243091

https://bugzilla.redhat.com/show_bug.cgi?id=2253291

https://bugzilla.redhat.com/show_bug.cgi?id=2253298

https://bugzilla.redhat.com/show_bug.cgi?id=2256540

https://bugzilla.redhat.com/show_bug.cgi?id=2256542

https://bugzilla.redhat.com/show_bug.cgi?id=2256690

https://bugzilla.redhat.com/show_bug.cgi?id=2257689

https://bugzilla.redhat.com/show_bug.cgi?id=2257690

https://bugzilla.redhat.com/show_bug.cgi?id=2257691

Plugin Details

Severity: Critical

ID: 194793

File Name: redhat-RHSA-2024-2170.nasl

Version: 1.2

Type: local

Agent: unix

Published: 4/30/2024

Updated: 6/3/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2023-6816

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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:redhat:enterprise_linux:xorg-x11-server-xwayland, cpe:/o:redhat:enterprise_linux:9

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/30/2024

Vulnerability Publication Date: 10/25/2023

Reference Information

CVE: CVE-2023-5367, CVE-2023-6377, CVE-2023-6478, CVE-2023-6816, CVE-2024-0229, CVE-2024-0408, CVE-2024-0409, CVE-2024-21885, CVE-2024-21886

CWE: 122, 125, 158, 190, 787, 788

RHSA: 2024:2170