Use After Free Affecting firefox package, versions <0:68.3.0-1.el8_1


Severity

Recommended
critical

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.04% (85th percentile)

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  • Snyk IDSNYK-RHEL8-FIREFOX-3621815
  • published26 Jul 2021
  • disclosed3 Dec 2019

Introduced: 3 Dec 2019

CVE-2019-17010  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:8 firefox to version 0:68.3.0-1.el8_1 or higher.
This issue was patched in RHSA-2019:4111.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Under certain conditions, when checking the Resist Fingerprinting preference during device orientation checks, a race condition could have caused a use-after-free and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.

CVSS Scores

version 3.1