Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) Affecting edk2-aarch64 package, versions <30:20240909-2.el9


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.07% (32nd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-ORACLE9-EDK2AARCH64-7569084
  • published26 Jul 2024
  • disclosed16 Jan 2024

Introduced: 16 Jan 2024

CVE-2023-45237  (opens in a new tab)
CWE-338  (opens in a new tab)

How to fix?

Upgrade Oracle:9 edk2-aarch64 to version 30:20240909-2.el9 or higher.
This issue was patched in ELSA-2024-12842.

NVD Description

Note: Versions mentioned in the description apply only to the upstream edk2-aarch64 package and not the edk2-aarch64 package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

CVSS Scores

version 3.1