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[RHSA-2023:5191-01] Important: thunderbird security update

Posted on 18 September 2023
RedHat

===================================================================== Red Hat Security Advisory

Synopsis: Important: thunderbird security update
Advisory ID: RHSA-2023:5191-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:5191
Issue date: 2023-09-18
CVE Names: CVE-2023-4863
=====================================================================
1. Summary:

An update for thunderbird is now available for Red Hat Enterprise Linux 7.

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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64le, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64

3. Description:

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 102.15.1.

Security Fix(es):

* libwebp: Heap buffer overflow in WebP Codec (CVE-2023-4863)

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.

4. 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.

5. Bugs fixed (https://bugzilla.redhat.com/):

2238431 - CVE-2023-4863 libwebp: Heap buffer overflow in WebP Codec

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
thunderbird-102.15.1-1.el7_9.src.rpm

x86_64:
thunderbird-102.15.1-1.el7_9.x86_64.rpm
thunderbird-debuginfo-102.15.1-1.el7_9.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

Source:
thunderbird-102.15.1-1.el7_9.src.rpm

ppc64le:
thunderbird-102.15.1-1.el7_9.ppc64le.rpm
thunderbird-debuginfo-102.15.1-1.el7_9.ppc64le.rpm

x86_64:
thunderbird-102.15.1-1.el7_9.x86_64.rpm
thunderbird-debuginfo-102.15.1-1.el7_9.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
thunderbird-102.15.1-1.el7_9.src.rpm

x86_64:
thunderbird-102.15.1-1.el7_9.x86_64.rpm
thunderbird-debuginfo-102.15.1-1.el7_9.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/

7. References:

https://access.redhat.com/security/cve/CVE-2023-4863
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2023 Red Hat, Inc.

 

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