RHEL 9 : edk2 (RHSA-2024:4749)

high Nessus Plugin ID 203675

Synopsis

The remote Red Hat host is missing one or more security updates for edk2.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:4749 advisory.

EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM.

Security Fix(es):

* EDK2: integer overflow in CreateHob() could lead to HOB OOB R/W (CVE-2022-36765)

* edk2: Predictable TCP Initial Sequence Numbers (CVE-2023-45236)

* edk2: Use of a Weak PseudoRandom Number Generator (CVE-2023-45237)

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.

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 edk2 package based on the guidance in RHSA-2024:4749.

See Also

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

https://bugzilla.redhat.com/show_bug.cgi?id=2257584

https://bugzilla.redhat.com/show_bug.cgi?id=2258703

https://bugzilla.redhat.com/show_bug.cgi?id=2258706

http://www.nessus.org/u?f10a7688

https://access.redhat.com/errata/RHSA-2024:4749

Plugin Details

Severity: High

ID: 203675

File Name: redhat-RHSA-2024-4749.nasl

Version: 1.1

Type: local

Agent: unix

Published: 7/23/2024

Updated: 7/23/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2023-45237

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

CVSS Score Source: CVE-2022-36765

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:edk2-ovmf, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:edk2-tools-doc, p-cpe:/a:redhat:enterprise_linux:edk2-tools, p-cpe:/a:redhat:enterprise_linux:edk2, p-cpe:/a:redhat:enterprise_linux:edk2-aarch64

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: 7/23/2024

Vulnerability Publication Date: 1/9/2024

Reference Information

CVE: CVE-2022-36765, CVE-2023-45236, CVE-2023-45237

CWE: 200, 338, 680

RHSA: 2024:4749