Out-of-Bounds Affecting firefox package, versions <64.0+build3-0ubuntu1


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.61% (79th percentile)

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  • Snyk IDSNYK-UBUNTU2104-FIREFOX-1269921
  • published13 Dec 2018
  • disclosed28 Feb 2019

Introduced: 13 Dec 2018

CVE-2018-12406  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade Ubuntu:21.04 firefox to version 64.0+build3-0ubuntu1 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:21.04 relevant fixed versions and status.

Mozilla developers and community members reported memory safety bugs present in Firefox 63. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 64.