Improper Restriction of Rendered UI Layers or Frames Affecting thunderbird-debuginfo package, versions <0:91.4.0-2.el8_5


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.69% (80th percentile)

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  • Snyk IDSNYK-ROCKY8-THUNDERBIRDDEBUGINFO-3279592
  • published3 Feb 2023
  • disclosed8 Dec 2021

Introduced: 8 Dec 2021

CVE-2021-43546  (opens in a new tab)
CWE-1021  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 thunderbird-debuginfo to version 0:91.4.0-2.el8_5 or higher.
This issue was patched in RLSA-2021:5045.

NVD Description

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

It was possible to recreate previous cursor spoofing attacks against users with a zoomed native cursor. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

CVSS Scores

version 3.1