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

Synopsis:          Important: thunderbird security update
Advisory ID:       RHSA-2023:5202-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:5202
Issue date:        2023-09-18
CVE Names:         CVE-2023-4863 
=====================================================================

1. Summary:

An update for thunderbird is now available for Red Hat Enterprise Linux 8.6
Extended Update Support.

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 AppStream EUS (v.8.6) - aarch64, ppc64le, s390x, 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 AppStream EUS (v.8.6):

Source:
thunderbird-102.15.1-1.el8_6.src.rpm

aarch64:
thunderbird-102.15.1-1.el8_6.aarch64.rpm
thunderbird-debuginfo-102.15.1-1.el8_6.aarch64.rpm
thunderbird-debugsource-102.15.1-1.el8_6.aarch64.rpm

ppc64le:
thunderbird-102.15.1-1.el8_6.ppc64le.rpm
thunderbird-debuginfo-102.15.1-1.el8_6.ppc64le.rpm
thunderbird-debugsource-102.15.1-1.el8_6.ppc64le.rpm

s390x:
thunderbird-102.15.1-1.el8_6.s390x.rpm
thunderbird-debuginfo-102.15.1-1.el8_6.s390x.rpm
thunderbird-debugsource-102.15.1-1.el8_6.s390x.rpm

x86_64:
thunderbird-102.15.1-1.el8_6.x86_64.rpm
thunderbird-debuginfo-102.15.1-1.el8_6.x86_64.rpm
thunderbird-debugsource-102.15.1-1.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/

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 . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.
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RedHat: RHSA-2023-5202:01 Important: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 8.6 Extended Update Support

Summary

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.



Summary


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.

References

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

Package List

Red Hat Enterprise Linux AppStream EUS (v.8.6):
Source: thunderbird-102.15.1-1.el8_6.src.rpm
aarch64: thunderbird-102.15.1-1.el8_6.aarch64.rpm thunderbird-debuginfo-102.15.1-1.el8_6.aarch64.rpm thunderbird-debugsource-102.15.1-1.el8_6.aarch64.rpm
ppc64le: thunderbird-102.15.1-1.el8_6.ppc64le.rpm thunderbird-debuginfo-102.15.1-1.el8_6.ppc64le.rpm thunderbird-debugsource-102.15.1-1.el8_6.ppc64le.rpm
s390x: thunderbird-102.15.1-1.el8_6.s390x.rpm thunderbird-debuginfo-102.15.1-1.el8_6.s390x.rpm thunderbird-debugsource-102.15.1-1.el8_6.s390x.rpm
x86_64: thunderbird-102.15.1-1.el8_6.x86_64.rpm thunderbird-debuginfo-102.15.1-1.el8_6.x86_64.rpm thunderbird-debugsource-102.15.1-1.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
Advisory ID: RHSA-2023:5202-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:5202
Issued Date: : 2023-09-18
CVE Names: CVE-2023-4863

Topic

An update for thunderbird is now available for Red Hat Enterprise Linux 8.6Extended Update Support.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.


Topic


 

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream EUS (v.8.6) - aarch64, ppc64le, s390x, x86_64


Bugs Fixed

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


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