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Sicherheit: Mehrere Probleme in thunderbird
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in thunderbird
ID: RHSA-2021:1350-01
Distribution: Red Hat
Plattformen: Red Hat Enterprise Linux
Datum: Mo, 26. April 2021, 20:11
Referenzen: https://access.redhat.com/security/cve/CVE-2021-24002
https://access.redhat.com/security/cve/CVE-2021-23995
https://access.redhat.com/security/cve/CVE-2021-23999
https://access.redhat.com/security/cve/CVE-2021-23961
https://access.redhat.com/security/cve/CVE-2021-23994
https://access.redhat.com/security/cve/CVE-2021-23998
https://access.redhat.com/security/cve/CVE-2021-29946
https://access.redhat.com/security/cve/CVE-2021-29948
https://access.redhat.com/security/cve/CVE-2021-29945
Applikationen: Mozilla Thunderbird

Originalnachricht

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

Synopsis: Important: thunderbird security update
Advisory ID: RHSA-2021:1350-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:1350
Issue date: 2021-04-26
CVE Names: CVE-2021-23961 CVE-2021-23994 CVE-2021-23995
CVE-2021-23998 CVE-2021-23999 CVE-2021-24002
CVE-2021-29945 CVE-2021-29946 CVE-2021-29948
=====================================================================

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 78.10.0.

Security Fix(es):

* Mozilla: Out of bound write due to lazy initialization (CVE-2021-23994)

* Mozilla: Use-after-free in Responsive Design Mode (CVE-2021-23995)

* Mozilla: More internal network hosts could have been probed by a
malicious webpage (CVE-2021-23961)

* Mozilla: Secure Lock icon could have been spoofed (CVE-2021-23998)

* Mozilla: Blob URLs may have been granted additional privileges
(CVE-2021-23999)

* Mozilla: Arbitrary FTP command execution on FTP servers using an encoded
URL (CVE-2021-24002)

* Mozilla: Incorrect size computation in WebAssembly JIT could lead to
null-reads (CVE-2021-29945)

* Mozilla: Port blocking could be bypassed (CVE-2021-29946)

* Mozilla: Race condition when reading from disk while verifying signatures
(CVE-2021-29948)

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/):

1951364 - CVE-2021-23994 Mozilla: Out of bound write due to lazy initialization
1951365 - CVE-2021-23995 Mozilla: Use-after-free in Responsive Design Mode
1951366 - CVE-2021-23998 Mozilla: Secure Lock icon could have been spoofed
1951367 - CVE-2021-23961 Mozilla: More internal network hosts could have been
probed by a malicious webpage
1951368 - CVE-2021-23999 Mozilla: Blob URLs may have been granted additional
privileges
1951369 - CVE-2021-24002 Mozilla: Arbitrary FTP command execution on FTP
servers using an encoded URL
1951370 - CVE-2021-29945 Mozilla: Incorrect size computation in WebAssembly JIT
could lead to null-reads
1951371 - CVE-2021-29946 Mozilla: Port blocking could be bypassed
1951381 - CVE-2021-29948 Mozilla: Race condition when reading from disk while
verifying signatures

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
thunderbird-78.10.0-1.el7_9.src.rpm

x86_64:
thunderbird-78.10.0-1.el7_9.x86_64.rpm
thunderbird-debuginfo-78.10.0-1.el7_9.x86_64.rpm

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

Source:
thunderbird-78.10.0-1.el7_9.src.rpm

ppc64le:
thunderbird-78.10.0-1.el7_9.ppc64le.rpm
thunderbird-debuginfo-78.10.0-1.el7_9.ppc64le.rpm

x86_64:
thunderbird-78.10.0-1.el7_9.x86_64.rpm
thunderbird-debuginfo-78.10.0-1.el7_9.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
thunderbird-78.10.0-1.el7_9.src.rpm

x86_64:
thunderbird-78.10.0-1.el7_9.x86_64.rpm
thunderbird-debuginfo-78.10.0-1.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-2021-23961
https://access.redhat.com/security/cve/CVE-2021-23994
https://access.redhat.com/security/cve/CVE-2021-23995
https://access.redhat.com/security/cve/CVE-2021-23998
https://access.redhat.com/security/cve/CVE-2021-23999
https://access.redhat.com/security/cve/CVE-2021-24002
https://access.redhat.com/security/cve/CVE-2021-29945
https://access.redhat.com/security/cve/CVE-2021-29946
https://access.redhat.com/security/cve/CVE-2021-29948
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 2021 Red Hat, Inc.
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