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Important Security Update for Thunderbird on Red Hat Enterprise Linux

red hat
Calendar Grey February 20, 2020
Dist Redhat Esm H88
Retrieve the most recent Thunderbird security patch designed for Red Hat Enterprise Linux, including vital specifics and correction details provided.
An update for thunderbird is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions

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 68.5.0.
Security Fix(es):
* Mozilla: Memory safety bugs fixed in Firefox 73 and Firefox ESR 68.5 (CVE-2020-6800)
* Mozilla: Out-of-bounds read when processing certain email messages (CVE-2020-6793)
* Mozilla: Setting a master password post-Thunderbird 52 does not delete unencrypted previously stored passwords (CVE-2020-6794)
* Mozilla: Crash processing S/MIME messages with multiple signatures (CVE-2020-6795)
* Mozilla: Incorrect parsing of template tag could result in JavaScript injection (CVE-2020-6798)
* Mozilla: Message ID calculation was based on uninitialized data (CVE-2020-6792)
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 security update red hat security fix important thunderbird email client

References

https://access.redhat.com/security/cve/CVE-2020-6792 https://access.redhat.com/security/cve/CVE-2020-6793 https://access.redhat.com/security/cve/CVE-2020-6794 https://access.redhat.com/security/cve/CVE-2020-6795 https://access.redhat.com/security/cve/CVE-2020-6798 https://access.redhat.com/security/cve/CVE-2020-6800 https://access.redhat.com/security/updates/classification#important https://www.mozilla.org/en-US/security/advisories/mfsa2020-07/

Package List

Red Hat Enterprise Linux AppStream E4S (v. 8.0):
Source: thunderbird-68.5.0-1.el8_0.src.rpm
ppc64le: thunderbird-68.5.0-1.el8_0.ppc64le.rpm thunderbird-debuginfo-68.5.0-1.el8_0.ppc64le.rpm thunderbird-debugsource-68.5.0-1.el8_0.ppc64le.rpm
x86_64: thunderbird-68.5.0-1.el8_0.x86_64.rpm thunderbird-debuginfo-68.5.0-1.el8_0.x86_64.rpm thunderbird-debugsource-68.5.0-1.el8_0.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-2020:0565-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:0565
Issue date: 2020-02-20

Topic

An update for thunderbird is now available for Red Hat Enterprise Linux 8.0Update Services for SAP Solutions.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 security update red hat security fix important thunderbird email client

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream E4S (v. 8.0) - ppc64le, x86_64

Bugs Fixed

1801918 - CVE-2020-6798 Mozilla: Incorrect parsing of template tag could result in JavaScript injection

1801920 - CVE-2020-6800 Mozilla: Memory safety bugs fixed in Firefox 73 and Firefox ESR 68.5

1801955 - CVE-2020-6793 Mozilla: Out-of-bounds read when processing certain email messages

1801956 - CVE-2020-6794 Mozilla: Setting a master password post-Thunderbird 52 does not delete unencrypted previously stored passwords

1801957 - CVE-2020-6795 Mozilla: Crash processing S/MIME messages with multiple signatures

1801958 - CVE-2020-6792 Mozilla: Message ID calculation was based on uninitialized data

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