Improper Restriction of Rendered UI Layers or Frames Affecting firefox package, versions <0:115.5.0-1.el8_6


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.19% (57th percentile)

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  • Snyk IDSNYK-RHEL8-FIREFOX-6091783
  • published28 Nov 2023
  • disclosed21 Nov 2023

Introduced: 21 Nov 2023

CVE-2023-6208  (opens in a new tab)
CWE-1021  (opens in a new tab)

How to fix?

Upgrade RHEL:8 firefox to version 0:115.5.0-1.el8_6 or higher.
This issue was patched in RHSA-2023:7512.

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.

When using X11, text selected by the page using the Selection API was erroneously copied into the primary selection, a temporary storage not unlike the clipboard. This bug only affects Firefox on X11. Other systems are unaffected. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

CVSS Scores

version 3.1