NULL Pointer Dereference Affecting linux-virt-doc package, versions <6.12.14-r0


Severity

Recommended
0.0
medium
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
0.02% (5th 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 NULL Pointer Dereference vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-MINIMOSLATEST-LINUXVIRTDOC-13318487
  • published6 Oct 2025
  • disclosed27 Feb 2025

Introduced: 27 Feb 2025

CVE-2025-21798  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Minimos:latest linux-virt-doc to version 6.12.14-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-virt-doc package and not the linux-virt-doc package as distributed by Minimos. See How to fix? for Minimos:latest relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

firewire: test: Fix potential null dereference in firewire kunit test

kunit_kzalloc() may return a NULL pointer, dereferencing it without NULL check may lead to NULL dereference. Add a NULL check for test_state.

CVSS Base Scores

version 3.1