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-2022:4773 - Security Advisory
Issued:
2022-05-26
Updated:
2022-05-26

RHSA-2022:4773 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Critical: thunderbird security update

Type/Severity

Security Advisory: Critical

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 8.2 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Critical. 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 91.9.1.

Security Fix(es):

  • Mozilla: Untrusted input used in JavaScript object indexing, leading to prototype pollution (CVE-2022-1529)
  • Mozilla: Prototype pollution in Top-Level Await implementation (CVE-2022-1802)

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 8.2 x86_64
  • Red Hat Enterprise Linux Server - AUS 8.2 x86_64
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.2 ppc64le
  • Red Hat Enterprise Linux Server - TUS 8.2 x86_64
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.2 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.2 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.2 x86_64

Fixes

  • BZ - 2089217 - CVE-2022-1802 Mozilla: Prototype pollution in Top-Level Await implementation
  • BZ - 2089218 - CVE-2022-1529 Mozilla: Untrusted input used in JavaScript object indexing, leading to prototype pollution

CVEs

  • CVE-2022-1529
  • CVE-2022-1802

References

  • https://access.redhat.com/security/updates/classification/#critical
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 8.2

SRPM
thunderbird-91.9.1-1.el8_2.src.rpm SHA-256: 06475ca75ba467f44a8106ff6d2786cd5bfe6ea89722e7f188a4065d20bfdaf3
x86_64
thunderbird-91.9.1-1.el8_2.x86_64.rpm SHA-256: daa1d1fa96b41bd137ed62b48b4fc0bcb4e1ba4d4321b58be3b371a8655b7c9f
thunderbird-debuginfo-91.9.1-1.el8_2.x86_64.rpm SHA-256: ed3887e74d4afeb7afd42fc478c48adfc96bc51b5d2912455321b3d7a57eac5f
thunderbird-debugsource-91.9.1-1.el8_2.x86_64.rpm SHA-256: a4d6569b9c4c4efdf463e88d0521cb3642eb361e6d7452e205c0b41cb83b87f0

Red Hat Enterprise Linux Server - AUS 8.2

SRPM
thunderbird-91.9.1-1.el8_2.src.rpm SHA-256: 06475ca75ba467f44a8106ff6d2786cd5bfe6ea89722e7f188a4065d20bfdaf3
x86_64
thunderbird-91.9.1-1.el8_2.x86_64.rpm SHA-256: daa1d1fa96b41bd137ed62b48b4fc0bcb4e1ba4d4321b58be3b371a8655b7c9f
thunderbird-debuginfo-91.9.1-1.el8_2.x86_64.rpm SHA-256: ed3887e74d4afeb7afd42fc478c48adfc96bc51b5d2912455321b3d7a57eac5f
thunderbird-debugsource-91.9.1-1.el8_2.x86_64.rpm SHA-256: a4d6569b9c4c4efdf463e88d0521cb3642eb361e6d7452e205c0b41cb83b87f0

Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.2

SRPM
thunderbird-91.9.1-1.el8_2.src.rpm SHA-256: 06475ca75ba467f44a8106ff6d2786cd5bfe6ea89722e7f188a4065d20bfdaf3
ppc64le
thunderbird-91.9.1-1.el8_2.ppc64le.rpm SHA-256: 6035abf40d75f14f5e0854aa4381378d3593c5de86440d823b926c9b77d6601f
thunderbird-debuginfo-91.9.1-1.el8_2.ppc64le.rpm SHA-256: f8e59dec3cfd408c5c19b5516c361c04347e367953f3c02ff4d6c19c228ffec9
thunderbird-debugsource-91.9.1-1.el8_2.ppc64le.rpm SHA-256: 736083feb7b1e7ac0396e28e2dac802dc1ada571bbc514c9a255359c19e54b24

Red Hat Enterprise Linux Server - TUS 8.2

SRPM
thunderbird-91.9.1-1.el8_2.src.rpm SHA-256: 06475ca75ba467f44a8106ff6d2786cd5bfe6ea89722e7f188a4065d20bfdaf3
x86_64
thunderbird-91.9.1-1.el8_2.x86_64.rpm SHA-256: daa1d1fa96b41bd137ed62b48b4fc0bcb4e1ba4d4321b58be3b371a8655b7c9f
thunderbird-debuginfo-91.9.1-1.el8_2.x86_64.rpm SHA-256: ed3887e74d4afeb7afd42fc478c48adfc96bc51b5d2912455321b3d7a57eac5f
thunderbird-debugsource-91.9.1-1.el8_2.x86_64.rpm SHA-256: a4d6569b9c4c4efdf463e88d0521cb3642eb361e6d7452e205c0b41cb83b87f0

Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.2

SRPM
thunderbird-91.9.1-1.el8_2.src.rpm SHA-256: 06475ca75ba467f44a8106ff6d2786cd5bfe6ea89722e7f188a4065d20bfdaf3
aarch64
thunderbird-91.9.1-1.el8_2.aarch64.rpm SHA-256: 83f30dcaf17bb7a2d2ba92de08490ed87f3ff8f581032313071c9901f8733053
thunderbird-debuginfo-91.9.1-1.el8_2.aarch64.rpm SHA-256: facececde081bf3ebcea5a9c3b254f45a45fcd07d4394bd5021fff3dd5643450
thunderbird-debugsource-91.9.1-1.el8_2.aarch64.rpm SHA-256: cfd51b6c3dceb4e1ce6d634783e02ce50f49471527b167be4498faf20ad65906

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.2

SRPM
thunderbird-91.9.1-1.el8_2.src.rpm SHA-256: 06475ca75ba467f44a8106ff6d2786cd5bfe6ea89722e7f188a4065d20bfdaf3
ppc64le
thunderbird-91.9.1-1.el8_2.ppc64le.rpm SHA-256: 6035abf40d75f14f5e0854aa4381378d3593c5de86440d823b926c9b77d6601f
thunderbird-debuginfo-91.9.1-1.el8_2.ppc64le.rpm SHA-256: f8e59dec3cfd408c5c19b5516c361c04347e367953f3c02ff4d6c19c228ffec9
thunderbird-debugsource-91.9.1-1.el8_2.ppc64le.rpm SHA-256: 736083feb7b1e7ac0396e28e2dac802dc1ada571bbc514c9a255359c19e54b24

Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.2

SRPM
thunderbird-91.9.1-1.el8_2.src.rpm SHA-256: 06475ca75ba467f44a8106ff6d2786cd5bfe6ea89722e7f188a4065d20bfdaf3
x86_64
thunderbird-91.9.1-1.el8_2.x86_64.rpm SHA-256: daa1d1fa96b41bd137ed62b48b4fc0bcb4e1ba4d4321b58be3b371a8655b7c9f
thunderbird-debuginfo-91.9.1-1.el8_2.x86_64.rpm SHA-256: ed3887e74d4afeb7afd42fc478c48adfc96bc51b5d2912455321b3d7a57eac5f
thunderbird-debugsource-91.9.1-1.el8_2.x86_64.rpm SHA-256: a4d6569b9c4c4efdf463e88d0521cb3642eb361e6d7452e205c0b41cb83b87f0

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