Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) Affecting ovmf-tools package, versions <202202-150400.5.15.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.12% (48th 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-SLES154-OVMFTOOLS-8722555
  • published14 Feb 2025
  • disclosed13 Feb 2025

Introduced: 13 Feb 2025

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

How to fix?

Upgrade SLES:15.4 ovmf-tools to version 202202-150400.5.15.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ovmf-tools package and not the ovmf-tools package as distributed by SLES. See How to fix? for SLES:15.4 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