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RedHat: RHSA-2020-3634-01 Important: Thunderbird Security Update

red hat
Calendar Grey September 7, 2020
Dist Redhat Esm H88
Crucial patch released for Red Hat Enterprise Linux Thunderbird resolves several high-priority vulnerabilities. System restart necessary.
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 68.12.0.
Security Fix(es):
* Mozilla: Attacker-induced prompt for extension installation (CVE-2020-15664)
* Mozilla: Use-After-Free when aborting an operation (CVE-2020-15669)
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 update red hat important thunderbird use-after-free extension installation

References

https://access.redhat.com/security/cve/CVE-2020-15664 https://access.redhat.com/security/cve/CVE-2020-15669 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: thunderbird-68.12.0-1.el8_2.src.rpm
aarch64: thunderbird-68.12.0-1.el8_2.aarch64.rpm thunderbird-debuginfo-68.12.0-1.el8_2.aarch64.rpm thunderbird-debugsource-68.12.0-1.el8_2.aarch64.rpm
ppc64le: thunderbird-68.12.0-1.el8_2.ppc64le.rpm thunderbird-debuginfo-68.12.0-1.el8_2.ppc64le.rpm thunderbird-debugsource-68.12.0-1.el8_2.ppc64le.rpm
x86_64: thunderbird-68.12.0-1.el8_2.x86_64.rpm thunderbird-debuginfo-68.12.0-1.el8_2.x86_64.rpm thunderbird-debugsource-68.12.0-1.el8_2.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
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:3634-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3634
Issue date: 2020-09-07

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 Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory update red hat important thunderbird use-after-free extension installation

Relevant Releases Architectures

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

Bugs Fixed

1872531 - CVE-2020-15664 Mozilla: Attacker-induced prompt for extension installation

1872532 - CVE-2020-15669 Mozilla: Use-After-Free when aborting an operation

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