Skip to navigation Skip to main content

Utilities

  • Subscriptions
  • Downloads
  • Red Hat Console
  • Get Support
Red Hat Customer Portal
  • Subscriptions
  • Downloads
  • Red Hat Console
  • Get Support
  • Products

    Top Products

    • Red Hat Enterprise Linux
    • Red Hat OpenShift
    • Red Hat Ansible Automation Platform
    All Products

    Downloads and Containers

    • Downloads
    • Packages
    • Containers

    Top Resources

    • Documentation
    • Product Life Cycles
    • Product Compliance
    • Errata
  • Knowledge

    Red Hat Knowledge Center

    • Knowledgebase Solutions
    • Knowledgebase Articles
    • Customer Portal Labs
    • Errata

    Top Product Docs

    • Red Hat Enterprise Linux
    • Red Hat OpenShift
    • Red Hat Ansible Automation Platform
    All Product Docs

    Training and Certification

    • About
    • Course Index
    • Certification Index
    • Skill Assessment
  • Security

    Red Hat Product Security Center

    • Security Updates
    • Security Advisories
    • Red Hat CVE Database
    • Errata

    References

    • Security Bulletins
    • Security Measurement
    • Severity Ratings
    • Security Data

    Top Resources

    • Security Labs
    • Backporting Policies
    • Security Blog
  • Support

    Red Hat Support

    • Support Cases
    • Troubleshoot
    • Get Support
    • Contact Red Hat Support

    Red Hat Community Support

    • Customer Portal Community
    • Community Discussions
    • Red Hat Accelerator Program

    Top Resources

    • Product Life Cycles
    • Customer Portal Labs
    • Red Hat JBoss Supported Configurations
    • Red Hat Insights
Or troubleshoot an issue.

Select Your Language

  • English
  • Français
  • 한국어
  • 日本語
  • 中文 (中国)

Infrastructure and Management

  • Red Hat Enterprise Linux
  • Red Hat Satellite
  • Red Hat Subscription Management
  • Red Hat Insights
  • Red Hat Ansible Automation Platform

Cloud Computing

  • Red Hat OpenShift
  • Red Hat OpenStack Platform
  • Red Hat OpenShift
  • Red Hat OpenShift AI
  • Red Hat OpenShift Dedicated
  • Red Hat Advanced Cluster Security for Kubernetes
  • Red Hat Advanced Cluster Management for Kubernetes
  • Red Hat Quay
  • Red Hat OpenShift Dev Spaces
  • Red Hat OpenShift Service on AWS

Storage

  • Red Hat Gluster Storage
  • Red Hat Hyperconverged Infrastructure
  • Red Hat Ceph Storage
  • Red Hat OpenShift Data Foundation

Runtimes

  • Red Hat Runtimes
  • Red Hat JBoss Enterprise Application Platform
  • Red Hat Data Grid
  • Red Hat JBoss Web Server
  • Red Hat build of Keycloak
  • Red Hat support for Spring Boot
  • Red Hat build of Node.js
  • Red Hat build of Quarkus

Integration and Automation

  • Red Hat Application Foundations
  • Red Hat Fuse
  • Red Hat AMQ
  • Red Hat 3scale API Management
All Products
Red Hat Product Errata RHSA-2022:5473 - Security Advisory
Issued:
2022-06-30
Updated:
2022-06-30

RHSA-2022:5473 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: thunderbird security update

Type/Severity

Security Advisory: Important

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for thunderbird is now available for Red Hat Enterprise Linux 8.4 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 91.11.

Security Fix(es):

  • Mozilla: CSP sandbox header without `allow-scripts` can be bypassed via retargeted javascript: URI (CVE-2022-34468)
  • Mozilla: Use-after-free in nsSHistory (CVE-2022-34470)
  • Mozilla: A popup window could be resized in a way to overlay the address bar with web content (CVE-2022-34479)
  • Mozilla: Memory safety bugs fixed in Firefox 102 and Firefox ESR 91.11 (CVE-2022-34484)
  • Mozilla: Undesired attributes could be set as part of prototype pollution (CVE-2022-2200)
  • Mozilla: An email with a mismatching OpenPGP signature date was accepted as valid (CVE-2022-2226)
  • Mozilla: CSP bypass enabling stylesheet injection (CVE-2022-31744)
  • Mozilla: Unavailable PAC file resulted in OCSP requests being blocked (CVE-2022-34472)
  • Mozilla: Potential integer overflow in ReplaceElementsAt (CVE-2022-34481)

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

All running instances of Thunderbird must be restarted for the update to take effect.

Affected Products

  • Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.4 x86_64
  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.4 x86_64
  • Red Hat Enterprise Linux Server - AUS 8.4 x86_64
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.4 s390x
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.4 ppc64le
  • Red Hat Enterprise Linux Server - TUS 8.4 x86_64
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.4 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.4 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.4 x86_64

Fixes

  • BZ - 2102161 - CVE-2022-34479 Mozilla: A popup window could be resized in a way to overlay the address bar with web content
  • BZ - 2102162 - CVE-2022-34470 Mozilla: Use-after-free in nsSHistory
  • BZ - 2102163 - CVE-2022-34468 Mozilla: CSP sandbox header without `allow-scripts` can be bypassed via retargeted javascript: URI
  • BZ - 2102164 - CVE-2022-34481 Mozilla: Potential integer overflow in ReplaceElementsAt
  • BZ - 2102165 - CVE-2022-31744 Mozilla: CSP bypass enabling stylesheet injection
  • BZ - 2102166 - CVE-2022-34472 Mozilla: Unavailable PAC file resulted in OCSP requests being blocked
  • BZ - 2102168 - CVE-2022-2200 Mozilla: Undesired attributes could be set as part of prototype pollution
  • BZ - 2102169 - CVE-2022-34484 Mozilla: Memory safety bugs fixed in Firefox 102 and Firefox ESR 91.11
  • BZ - 2102204 - CVE-2022-2226 Mozilla: An email with a mismatching OpenPGP signature date was accepted as valid

CVEs

  • CVE-2022-2200
  • CVE-2022-2226
  • CVE-2022-31744
  • CVE-2022-34468
  • CVE-2022-34470
  • CVE-2022-34472
  • CVE-2022-34479
  • CVE-2022-34481
  • CVE-2022-34484

References

  • https://access.redhat.com/security/updates/classification/#important
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.4

SRPM
thunderbird-91.11.0-2.el8_4.src.rpm SHA-256: d26dde25cba132abb33c48f75ee0a19c703cdfdbeaa03b4c7f4a19a3af86387d
x86_64
thunderbird-91.11.0-2.el8_4.x86_64.rpm SHA-256: fdd3144ea95b4a604795c8e76ba8c470dda3720a8af741b5b4b862e3a2c74ec8
thunderbird-debuginfo-91.11.0-2.el8_4.x86_64.rpm SHA-256: 098bba0a0b6c273298a85047ec314ca0972d39c0325e3ac513f94eac4e21b470
thunderbird-debugsource-91.11.0-2.el8_4.x86_64.rpm SHA-256: 0ab8060e50475d28bf7c8c5eb427969e5a8b2c8258129608b679dfcd1c54782e

Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.4

SRPM
thunderbird-91.11.0-2.el8_4.src.rpm SHA-256: d26dde25cba132abb33c48f75ee0a19c703cdfdbeaa03b4c7f4a19a3af86387d
x86_64
thunderbird-91.11.0-2.el8_4.x86_64.rpm SHA-256: fdd3144ea95b4a604795c8e76ba8c470dda3720a8af741b5b4b862e3a2c74ec8
thunderbird-debuginfo-91.11.0-2.el8_4.x86_64.rpm SHA-256: 098bba0a0b6c273298a85047ec314ca0972d39c0325e3ac513f94eac4e21b470
thunderbird-debugsource-91.11.0-2.el8_4.x86_64.rpm SHA-256: 0ab8060e50475d28bf7c8c5eb427969e5a8b2c8258129608b679dfcd1c54782e

Red Hat Enterprise Linux Server - AUS 8.4

SRPM
thunderbird-91.11.0-2.el8_4.src.rpm SHA-256: d26dde25cba132abb33c48f75ee0a19c703cdfdbeaa03b4c7f4a19a3af86387d
x86_64
thunderbird-91.11.0-2.el8_4.x86_64.rpm SHA-256: fdd3144ea95b4a604795c8e76ba8c470dda3720a8af741b5b4b862e3a2c74ec8
thunderbird-debuginfo-91.11.0-2.el8_4.x86_64.rpm SHA-256: 098bba0a0b6c273298a85047ec314ca0972d39c0325e3ac513f94eac4e21b470
thunderbird-debugsource-91.11.0-2.el8_4.x86_64.rpm SHA-256: 0ab8060e50475d28bf7c8c5eb427969e5a8b2c8258129608b679dfcd1c54782e

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.4

SRPM
thunderbird-91.11.0-2.el8_4.src.rpm SHA-256: d26dde25cba132abb33c48f75ee0a19c703cdfdbeaa03b4c7f4a19a3af86387d
s390x
thunderbird-91.11.0-2.el8_4.s390x.rpm SHA-256: a490e3a42adac1e99e73b48a6fe95d3309cfcb5cf0e7d6d8c299ae9a4ac9c06c
thunderbird-debuginfo-91.11.0-2.el8_4.s390x.rpm SHA-256: 75c121d275f0a977365b8432d220af1674e9f2e2e312c4d96a0160c0aa58d6d0
thunderbird-debugsource-91.11.0-2.el8_4.s390x.rpm SHA-256: fce4752a9211bebe873a29448c9f5fbf41a01b21e24b65ec2892d954b937e468

Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.4

SRPM
thunderbird-91.11.0-2.el8_4.src.rpm SHA-256: d26dde25cba132abb33c48f75ee0a19c703cdfdbeaa03b4c7f4a19a3af86387d
ppc64le
thunderbird-91.11.0-2.el8_4.ppc64le.rpm SHA-256: 06e6bf121c9c9504f46c8eb6add33637098fc0aacd9981c750a9655d19b6cd10
thunderbird-debuginfo-91.11.0-2.el8_4.ppc64le.rpm SHA-256: ee25a6a898a315259dcb8e1abfe5d6e9ec55ba014cda70c22bf9b9dce12aaa25
thunderbird-debugsource-91.11.0-2.el8_4.ppc64le.rpm SHA-256: 5d295c9059cf49db8e868247f3ce88bf0f5367b170b3b263166b799386b8bba0

Red Hat Enterprise Linux Server - TUS 8.4

SRPM
thunderbird-91.11.0-2.el8_4.src.rpm SHA-256: d26dde25cba132abb33c48f75ee0a19c703cdfdbeaa03b4c7f4a19a3af86387d
x86_64
thunderbird-91.11.0-2.el8_4.x86_64.rpm SHA-256: fdd3144ea95b4a604795c8e76ba8c470dda3720a8af741b5b4b862e3a2c74ec8
thunderbird-debuginfo-91.11.0-2.el8_4.x86_64.rpm SHA-256: 098bba0a0b6c273298a85047ec314ca0972d39c0325e3ac513f94eac4e21b470
thunderbird-debugsource-91.11.0-2.el8_4.x86_64.rpm SHA-256: 0ab8060e50475d28bf7c8c5eb427969e5a8b2c8258129608b679dfcd1c54782e

Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.4

SRPM
thunderbird-91.11.0-2.el8_4.src.rpm SHA-256: d26dde25cba132abb33c48f75ee0a19c703cdfdbeaa03b4c7f4a19a3af86387d
aarch64
thunderbird-91.11.0-2.el8_4.aarch64.rpm SHA-256: 69ffdae3bd619aa36ddb0a8faaa19cb0092456416c22d10f9ceae488a27a152b
thunderbird-debuginfo-91.11.0-2.el8_4.aarch64.rpm SHA-256: 05cee8f7069e9dd485da3202da6ecc338a495f9d2b34db86985d890e037e909c
thunderbird-debugsource-91.11.0-2.el8_4.aarch64.rpm SHA-256: b87bf9c3a75bf6df2966144457e9f3f08b55eed9d14b9a6c3a167b7caea7ad8c

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.4

SRPM
thunderbird-91.11.0-2.el8_4.src.rpm SHA-256: d26dde25cba132abb33c48f75ee0a19c703cdfdbeaa03b4c7f4a19a3af86387d
ppc64le
thunderbird-91.11.0-2.el8_4.ppc64le.rpm SHA-256: 06e6bf121c9c9504f46c8eb6add33637098fc0aacd9981c750a9655d19b6cd10
thunderbird-debuginfo-91.11.0-2.el8_4.ppc64le.rpm SHA-256: ee25a6a898a315259dcb8e1abfe5d6e9ec55ba014cda70c22bf9b9dce12aaa25
thunderbird-debugsource-91.11.0-2.el8_4.ppc64le.rpm SHA-256: 5d295c9059cf49db8e868247f3ce88bf0f5367b170b3b263166b799386b8bba0

Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.4

SRPM
thunderbird-91.11.0-2.el8_4.src.rpm SHA-256: d26dde25cba132abb33c48f75ee0a19c703cdfdbeaa03b4c7f4a19a3af86387d
x86_64
thunderbird-91.11.0-2.el8_4.x86_64.rpm SHA-256: fdd3144ea95b4a604795c8e76ba8c470dda3720a8af741b5b4b862e3a2c74ec8
thunderbird-debuginfo-91.11.0-2.el8_4.x86_64.rpm SHA-256: 098bba0a0b6c273298a85047ec314ca0972d39c0325e3ac513f94eac4e21b470
thunderbird-debugsource-91.11.0-2.el8_4.x86_64.rpm SHA-256: 0ab8060e50475d28bf7c8c5eb427969e5a8b2c8258129608b679dfcd1c54782e

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

Red Hat LinkedIn YouTube Facebook X, formerly Twitter

Quick Links

  • Downloads
  • Subscriptions
  • Support Cases
  • Customer Service
  • Product Documentation

Help

  • Contact Us
  • Customer Portal FAQ
  • Log-in Assistance

Site Info

  • Trust Red Hat
  • Browser Support Policy
  • Accessibility
  • Awards and Recognition
  • Colophon

Related Sites

  • redhat.com
  • developers.redhat.com
  • connect.redhat.com
  • cloud.redhat.com

Red Hat legal and privacy links

  • About Red Hat
  • Jobs
  • Events
  • Locations
  • Contact Red Hat
  • Red Hat Blog
  • Inclusion at Red Hat
  • Cool Stuff Store
  • Red Hat Summit
© 2025 Red Hat

Red Hat legal and privacy links

  • Privacy statement
  • Terms of use
  • All policies and guidelines
  • Digital accessibility