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Alerts This Week
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Red Hat: RHSA-2016-2973-01 Important: Thunderbird Security Threat

red hat
Calendar Grey December 21, 2016
Scroller Redhat
Essential Fedora alert regarding a significant enhancement for Evolution that tackles various vulnerabilities. System reboot necessary post-update.
An update for thunderbird is now available for Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7

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 45.6.0.
Security Fix(es):
* Multiple flaws were found in the processing of malformed web content. A web page containing malicious content could cause Thunderbird to crash or, potentially, execute arbitrary code with the privileges of the user running Thunderbird. (CVE-2016-9893, CVE-2016-9899, CVE-2016-9895, CVE-2016-9900, CVE-2016-9901, CVE-2016-9902, CVE-2016-9905)
Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Wladimir Palant, Philipp, Andrew Krasichkov, insertscript, Jan de Mooij, Iris Hsiao, Christian Holler, Carsten Book, Timothy Nikkel, Christoph Diehl, Olli Pettay, Raymond Forbes, and Boris Zbarsky as the original reporters.

Topics%20covered

Topics Covered

security advisory Red Hat software patch arbitrary code malicious content thunderbird Important update

References

https://access.redhat.com/security/cve/CVE-2016-9893 https://access.redhat.com/security/cve/CVE-2016-9895 https://access.redhat.com/security/cve/CVE-2016-9899 https://access.redhat.com/security/cve/CVE-2016-9900 https://access.redhat.com/security/cve/CVE-2016-9901 https://access.redhat.com/security/cve/CVE-2016-9902 https://access.redhat.com/security/cve/CVE-2016-9905 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Desktop (v. 5 client):
Source: thunderbird-45.6.0-1.el5_11.src.rpm
i386: thunderbird-45.6.0-1.el5_11.i386.rpm thunderbird-debuginfo-45.6.0-1.el5_11.i386.rpm
x86_64: thunderbird-45.6.0-1.el5_11.x86_64.rpm thunderbird-debuginfo-45.6.0-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server):
Source: thunderbird-45.6.0-1.el5_11.src.rpm
i386: thunderbird-45.6.0-1.el5_11.i386.rpm thunderbird-debuginfo-45.6.0-1.el5_11.i386.rpm
x86_64: thunderbird-45.6.0-1.el5_11.x86_64.rpm thunderbird-debuginfo-45.6.0-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux Desktop (v. 6):
Source: thunderbird-45.6.0-1.el6_8.src.rpm
i386: thunderbird-45.6.0-1.el6_8.i686.rpm thunderbird-debuginfo-45.6.0-1.el6_8.i686.rpm
x86_64: thunderbird-45.6.0-1.el6_8.x86_64.rpm thunderbird-debuginfo-45.6.0-1.el6_8.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
Source: thunderbird-45.6.0-1.el6_8.src.rpm
i386: thunderbird-45.6.0-1.el6_8.i686.rpm thunderbird-debuginfo-45.6.0-1.el6_8.i686.rpm
ppc64: thunderbird-45.6.0-1.el6_8.ppc64.rpm thunderbird-debuginfo-45.6.0-1.el6_8.ppc64.rpm
s390x: thunderbird-45.6.0-1.el6_8.s390x.rpm thunderbird-debuginfo-45.6.0-1.el6_8.s390x.rpm
x86_64: thunderbird-45.6.0-1.el6_8.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2016:2973-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2016:2973.html
Issue date: 2016-12-21

Topic

An update for thunderbird is now available for Red Hat Enterprise Linux 5,Red Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7.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 Red Hat software patch arbitrary code malicious content thunderbird Important update

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Desktop (v. 5 client) - i386, x86_64

Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64

Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) - i386, x86_64

Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - aarch64, ppc64le, x86_64

Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Bugs Fixed

1404083 - CVE-2016-9899 Mozilla: Use-after-free while manipulating DOM events and audio elements (MFSA 2016-94, MFSA 2016-95)

1404086 - CVE-2016-9895 Mozilla: CSP bypass using marquee tag (MFSA 2016-94, MFSA 2016-95)

1404090 - CVE-2016-9900 Mozilla: Restricted external resources can be loaded by SVG images through data URLs (MFSA 2016-94, MFSA 2016-95)

1404094 - CVE-2016-9905 Mozilla: Crash in EnumerateSubDocuments (MFSA 2016-94, MFSA 2016-95)

1404096 - CVE-2016-9893 Mozilla: Memory safety bugs fixed in Firefox 50.1 and Firefox ESR 45.6 (MFSA 2016-95)

1404358 - CVE-2016-9901 Mozilla: Data from Pocket server improperly sanitized before execution (MFSA 2016-94, MFSA 2016-95)

1404359 - CVE-2016-9902 Mozilla: Pocket extension does not validate the origin of events (MFSA 2016-94, MFSA 2016-95)

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