Race Condition Affecting firefox package, versions <0:68.10.0-1.0.1.el7_8


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.79% (83rd percentile)

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  • Snyk IDSNYK-ORACLE7-FIREFOX-2556362
  • published10 Apr 2022
  • disclosed9 Jul 2020

Introduced: 9 Jul 2020

CVE-2020-12420  (opens in a new tab)
CWE-362  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:7 firefox to version 0:68.10.0-1.0.1.el7_8 or higher.
This issue was patched in ELSA-2020-2827.

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.

When trying to connect to a STUN server, a race condition could have caused a use-after-free of a pointer, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.

CVSS Scores

version 3.1