Use After Free Affecting firefox package, versions <50.0+build2-0ubuntu0.16.04.2


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
1.25% (68th percentile)

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  • Snyk IDSNYK-UBUNTU1604-FIREFOX-424285
  • published27 Jun 2018
  • disclosed18 Oct 2018

Introduced: 27 Jun 2018

CVE-2016-9069  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Ubuntu:16.04 firefox to version 50.0+build2-0ubuntu0.16.04.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

A use-after-free in nsINode::ReplaceOrInsertBefore during DOM operations resulting in potentially exploitable crashes. This vulnerability affects Firefox < 50.