Skip to content
OpenAdvisories
High RLSA-2022:0129 12 CVEs

Important: thunderbird security update

Published Jan 12, 2022 · Updated Feb 4, 2026

Summary

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 91.5.0.

Security Fix(es):

* Mozilla: Iframe sandbox bypass with XSLT (CVE-2021-4140)

* Mozilla: Race condition when playing audio files (CVE-2022-22737)

* Mozilla: Heap-buffer-overflow in blendGaussianBlur (CVE-2022-22738)

* Mozilla: Use-after-free of ChannelEventQueue::mOwner (CVE-2022-22740)

* Mozilla: Browser window spoof using fullscreen mode (CVE-2022-22741)

* Mozilla: Out-of-bounds memory access when inserting text in edit mode (CVE-2022-22742)

* Mozilla: Browser window spoof using fullscreen mode (CVE-2022-22743)

* Mozilla: Memory safety bugs fixed in Firefox 96 and Firefox ESR 91.5 (CVE-2022-22751)

* Mozilla: Leaking cross-origin URLs through securitypolicyviolation event (CVE-2022-22745)

* Mozilla: Spoofed origin on external protocol launch dialog (CVE-2022-22748)

* Mozilla: Missing throttling on external protocol launch dialog (CVE-2022-22739)

* Mozilla: Crash when handling empty pkcs7 sequence (CVE-2022-22747)

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 0:91.5.0-1.el8_5

Vulnerabilities 12

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039561
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039563
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039564
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039565
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039566
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039567
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039568
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039569
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039570
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039572
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039573
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2039574