Use After Free Affecting torvalds/linux package, versions [,6.5-rc5)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.04% (13th 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 After Free vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-5837066
  • published10 Aug 2023
  • disclosed29 Jul 2023
  • creditUnknown

Introduced: 29 Jul 2023

CVE-2023-4128  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 6.5-rc5 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free. A local attacker may exploit this flaw as a local privilege escalation, due to an incorrect handling of the existing filter leading to a kernel information leak problem.

CVSS Base Scores

version 3.1