NULL Pointer Dereference Affecting torvalds/linux package, versions [,5.1.13)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.19% (57th 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-UNMANAGED-TORVALDSLINUX-3005153
  • published26 Jan 2022
  • disclosed26 Jun 2019
  • creditUnknown

Introduced: 26 Jun 2019

CVE-2019-12984  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.1.13 or higher.

Overview

Affected versions of this package are vulnerable to NULL Pointer Dereference. A NULL pointer dereference vulnerability in the function nfc_genl_deactivate_target() in net/nfc/netlink.c in the Linux kernel before 5.1.13 can be triggered by a malicious user-mode program that omits certain NFC attributes, leading to denial of service.

CVSS Base Scores

version 3.1