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Improper Input Validation Affecting firefox package, versions <61.0+build3-0ubuntu0.16.04.2

Severity

 Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.5% (78th percentile)

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  • Snyk IDSNYK-UBUNTU1604-FIREFOX-421893
  • published11 Jul 2018
  • disclosed18 Oct 2018
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Introduced: 11 Jul 2018

CVE-2018-12367  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Ubuntu:16.04 firefox to version 61.0+build3-0ubuntu0.16.04.2 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.

In the previous mitigations for Spectre, the resolution or precision of various methods was reduced to counteract the ability to measure precise time intervals. In that work PerformanceNavigationTiming was not adjusted but it was found that it could be used as a precision timer. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, and Firefox < 61.