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Use After Free Affecting firefox package, versions <0:52.4.0-1.0.1.el7_4

Severity

 Recommended
0.0
critical
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
2.34% (82nd percentile)

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  • Snyk IDSNYK-ORACLE7-FIREFOX-2517488
  • published10 Apr 2022
  • disclosed11 Jun 2018
Report a new vulnerability Found a mistake?

Introduced: 11 Jun 2018

CVE-2017-7793  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:7 firefox to version 0:52.4.0-1.0.1.el7_4 or higher.
This issue was patched in ELSA-2017-2831.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

A use-after-free vulnerability can occur in the Fetch API when the worker or the associated window are freed when still in use, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.