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CVE-2016-2821 The advisory has been revoked - it doesn't affect any version of package thunderbird  (opens in a new tab)

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EPSS
2.77% (86th percentile)

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  • Snyk IDSNYK-UBUNTU1604-THUNDERBIRD-621818
  • published13 Jun 2016
  • disclosed13 Jun 2016
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Introduced: 13 Jun 2016

CVE-2016-2821  (opens in a new tab)

Amendment

The Ubuntu security team deemed this advisory irrelevant for Ubuntu:16.04.

NVD Description

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

Use-after-free vulnerability in the mozilla::dom::Element class in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2, when contenteditable mode is enabled, allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) by triggering deletion of DOM elements that were created in the editor.