Use After Free Affecting firefox-esr package, versions <68.1.0esr-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
1.11% (86th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOXESR-460684
  • published3 Sept 2019
  • disclosed27 Sept 2019

Introduced: 3 Sep 2019

CVE-2019-11752  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox-esr to version 68.1.0esr-1 or higher.

NVD Description

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

It is possible to delete an IndexedDB key value and subsequently try to extract it during conversion. This results in a use-after-free and a potentially exploitable crash. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.

CVSS Scores

version 3.1