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Red Hat 8 RHSA-2022:4769-01 Critical: Thunderbird Security Update

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Calendar Grey May 27, 2022
Scroller Redhat
Essential security patch for Thunderbird on Red Hat Enterprise Linux 8 tackles several vulnerabilities.
An update for thunderbird is now available for Red Hat Enterprise Linux 8

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.

Summary

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.

Topics%20covered

Topics Covered

security advisory Red Hat critical thunderbird JavaScript prototype pollution

References

https://access.redhat.com/security/cve/CVE-2022-1529 https://access.redhat.com/security/cve/CVE-2022-1802 https://access.redhat.com/security/updates/classification#critical

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: thunderbird-91.9.1-1.el8_6.src.rpm
aarch64: thunderbird-91.9.1-1.el8_6.aarch64.rpm thunderbird-debuginfo-91.9.1-1.el8_6.aarch64.rpm thunderbird-debugsource-91.9.1-1.el8_6.aarch64.rpm
ppc64le: thunderbird-91.9.1-1.el8_6.ppc64le.rpm thunderbird-debuginfo-91.9.1-1.el8_6.ppc64le.rpm thunderbird-debugsource-91.9.1-1.el8_6.ppc64le.rpm
s390x: thunderbird-91.9.1-1.el8_6.s390x.rpm thunderbird-debuginfo-91.9.1-1.el8_6.s390x.rpm thunderbird-debugsource-91.9.1-1.el8_6.s390x.rpm
x86_64: thunderbird-91.9.1-1.el8_6.x86_64.rpm thunderbird-debuginfo-91.9.1-1.el8_6.x86_64.rpm thunderbird-debugsource-91.9.1-1.el8_6.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Severity
critical
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:4769-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:4769
Issue date: 2022-05-27

Topic

An update for thunderbird is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Critical. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat critical thunderbird JavaScript prototype pollution

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2089217 - CVE-2022-1802 Mozilla: Prototype pollution in Top-Level Await implementation

2089218 - CVE-2022-1529 Mozilla: Untrusted input used in JavaScript object indexing, leading to prototype pollution

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