Skip to content
OpenAdvisories
High RLSA-2022:1730 8 CVEs

Important: thunderbird security update

Published May 5, 2022 · Updated Feb 5, 2026

Ecosystem: Rocky Linux

Summary

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 91.9.0.

Security Fix(es):

* Mozilla: Bypassing permission prompt in nested browsing contexts (CVE-2022-29909)

* Mozilla: iframe Sandbox bypass (CVE-2022-29911)

* Mozilla: Fullscreen notification bypass using popups (CVE-2022-29914)

* Mozilla: Leaking browser history with CSS variables (CVE-2022-29916)

* Mozilla: Memory safety bugs fixed in Firefox 100 and Firefox ESR 91.9 (CVE-2022-29917)

* Mozilla: Reader mode bypassed SameSite cookies (CVE-2022-29912)

* Mozilla: Speech Synthesis feature not properly disabled (CVE-2022-29913)

* Mozilla: Incorrect security status shown after viewing an attached email (CVE-2022-1520)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 8 thunderbird 0:91.9.0-3.el8_5

Vulnerabilities 8

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2081468
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2081469
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2081470
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2081471
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2081472
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2081473
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2082037
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2082038