Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2021.1062
thunderbird security update
26 March 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: thunderbird
Publisher: Debian
Operating System: Debian GNU/Linux
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Denial of Service -- Remote with User Interaction
Provide Misleading Information -- Remote with User Interaction
Access Confidential Data -- Remote with User Interaction
Reduced Security -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2021-23987 CVE-2021-23984 CVE-2021-23982
CVE-2021-23981
Reference: ESB-2021.1055
ESB-2021.1004
Original Bulletin:
http://www.debian.org/security/2021/dsa-4876
- --------------------------BEGIN INCLUDED TEXT--------------------
- -----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512
- - -------------------------------------------------------------------------
Debian Security Advisory DSA-4876-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
March 25, 2021 https://www.debian.org/security/faq
- - -------------------------------------------------------------------------
Package : thunderbird
CVE ID : CVE-2021-23981 CVE-2021-23982 CVE-2021-23984 CVE-2021-23987
Multiple security issues were discovered in Thunderbird, which could
result in the execution of arbitrary code or information disclosure.
For the stable distribution (buster), these problems have been fixed in
version 1:78.9.0-1~deb10u1.
We recommend that you upgrade your thunderbird packages.
For the detailed security status of thunderbird please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/thunderbird
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: debian-security-announce@lists.debian.org
- -----BEGIN PGP SIGNATURE-----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=vdE4
- -----END PGP SIGNATURE-----
- --------------------------END INCLUDED TEXT--------------------
You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.
NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
https://www.auscert.org.au/bulletins/
===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967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=cKc5
-----END PGP SIGNATURE-----