Use After Free Affecting firefox package, versions <61.0-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
3.11% (87th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOX-422773
  • published11 Jul 2018
  • disclosed18 Oct 2018

Introduced: 11 Jul 2018

CVE-2018-12360  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox to version 61.0-1 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 Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

A use-after-free vulnerability can occur when deleting an input element during a mutation event handler triggered by focusing that element. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.