Integer Overflow or Wraparound Affecting firefox package, versions *


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.15% (53rd percentile)

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  • Snyk IDSNYK-RHEL8-FIREFOX-2413812
  • published25 Jan 2022
  • disclosed15 Jan 2022

Introduced: 15 Jan 2022

CVE-2021-46143  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 firefox.

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.

In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize.

CVSS Scores

version 3.1