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Alerts This Week
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Alerts This Week
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Red Hat: RHSA-2016-1809-01 Important: Thunderbird Malicious Code

red hat
Calendar Grey September 5, 2016
Scroller Redhat
A significant patch has been issued for Thunderbird, tackling urgent vulnerabilities found in Fedora Linux.
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 45.3.0.
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-2016-2836)
Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Carsten Book, Christian Holler, Gary Kwong, Jesse Ruderman, Andrew McCreight, Phil Ringnalda, and Philipp as the original reporters.

Topics%20covered

Topics Covered

security advisory important malicious code red hat enterprise thunderbird memory safety

References

https://access.redhat.com/security/cve/CVE-2016-2836 https://access.redhat.com/security/updates/classification/#important https://www.mozilla.org/en-US/security/known-vulnerabilities/thunderbird/#thunderbird45.3

Package List

Red Hat Enterprise Linux Desktop (v. 5 client):
Source: thunderbird-45.3.0-1.el5_11.src.rpm
i386: thunderbird-45.3.0-1.el5_11.i386.rpm thunderbird-debuginfo-45.3.0-1.el5_11.i386.rpm
x86_64: thunderbird-45.3.0-1.el5_11.x86_64.rpm thunderbird-debuginfo-45.3.0-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server):
Source: thunderbird-45.3.0-1.el5_11.src.rpm
i386: thunderbird-45.3.0-1.el5_11.i386.rpm thunderbird-debuginfo-45.3.0-1.el5_11.i386.rpm
x86_64: thunderbird-45.3.0-1.el5_11.x86_64.rpm thunderbird-debuginfo-45.3.0-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux Desktop (v. 6):
Source: thunderbird-45.3.0-1.el6_8.src.rpm
i386: thunderbird-45.3.0-1.el6_8.i686.rpm thunderbird-debuginfo-45.3.0-1.el6_8.i686.rpm
x86_64: thunderbird-45.3.0-1.el6_8.x86_64.rpm thunderbird-debuginfo-45.3.0-1.el6_8.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
Source: thunderbird-45.3.0-1.el6_8.src.rpm
i386: thunderbird-45.3.0-1.el6_8.i686.rpm thunderbird-debuginfo-45.3.0-1.el6_8.i686.rpm
ppc64: thunderbird-45.3.0-1.el6_8.ppc64.rpm thunderbird-debuginfo-45.3.0-1.el6_8.ppc64.rpm
s390x: thunderbird-45.3.0-1.el6_8.s390x.rpm thunderbird-debuginfo-45.3.0-1.el6_8.s390x.rpm
x86_64: thunderbird-45.3.0-1.el6_8.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2016:1809-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2016:1809.html
Issue date: 2016-09-05

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 important malicious code red hat enterprise thunderbird memory safety

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) - ppc64le, x86_64

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

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

Bugs Fixed

1361974 - CVE-2016-2836 Mozilla: Miscellaneous memory safety hazards (rv:45.3) (MFSA 2016-62)

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