Cross-site Scripting (XSS) Affecting kernel-rt package, versions <0:5.14.0-284.36.1.rt14.321.el9_2


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.08% (36th 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 Cross-site Scripting (XSS) vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-RHEL9-KERNELRT-6838004
  • published13 May 2024
  • disclosed2 Aug 2023

Introduced: 2 Aug 2023

CVE-2023-3978  (opens in a new tab)
CWE-79  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:9 kernel-rt to version 0:5.14.0-284.36.1.rt14.321.el9_2 or higher.
This issue was patched in RHSA-2023:5009.

NVD Description

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

Text nodes not in the HTML namespace are incorrectly literally rendered, causing text which should be escaped to not be. This could lead to an XSS attack.

CVSS Scores

version 3.1