Use After Free The advisory has been revoked - it doesn't affect any version of package thunderbird  (opens in a new tab)


Threat Intelligence

EPSS
0.49% (65th 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-UBUNTU2004-THUNDERBIRD-583860
  • published4 Feb 2019
  • disclosed4 Feb 2019

Introduced: 4 Feb 2019

CVE-2019-7317  (opens in a new tab)
CWE-416  (opens in a new tab)

Amendment

The Ubuntu security team deemed this advisory irrelevant for Ubuntu:20.04.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Ubuntu.

png_image_free in png.c in libpng 1.6.x before 1.6.37 has a use-after-free because png_image_free_function is called under png_safe_execute.

References