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===================================================================== Red Hat Security Advisory
Synopsis: Important: thunderbird security update Advisory ID: RHSA-2016:1392-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2016:1392 Issue date: 2016-07-11 CVE Names: CVE-2016-2818 =====================================================================
1. Summary:
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 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 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
3. Description:
Mozilla Thunderbird is a standalone mail and newsgroup client.
This update upgrades Thunderbird to version 45.2.0.
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-2016-2818)
Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Christian Holler, Gary Kwong, Jesse Ruderman, Tyson Smith, Timothy Nikkel, Sylvestre Ledru, Julian Seward, Olli Pettay, and Karl Tomlinson as the original reporters.
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/):
1342887 - CVE-2016-2818 Mozilla: Miscellaneous memory safety hazards (rv:45.2) (MFSA 2016-49)
6. Package List:
Red Hat Enterprise Linux Desktop (v. 5 client):
Source: thunderbird-45.2-1.el5_11.src.rpm
i386: thunderbird-45.2-1.el5_11.i386.rpm thunderbird-debuginfo-45.2-1.el5_11.i386.rpm
x86_64: thunderbird-45.2-1.el5_11.x86_64.rpm thunderbird-debuginfo-45.2-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server):
Source: thunderbird-45.2-1.el5_11.src.rpm
i386: thunderbird-45.2-1.el5_11.i386.rpm thunderbird-debuginfo-45.2-1.el5_11.i386.rpm
x86_64: thunderbird-45.2-1.el5_11.x86_64.rpm thunderbird-debuginfo-45.2-1.el5_11.x86_64.rpm
Red Hat Enterprise Linux Desktop (v. 6):
Source: thunderbird-45.2-1.el6_8.src.rpm
i386: thunderbird-45.2-1.el6_8.i686.rpm thunderbird-debuginfo-45.2-1.el6_8.i686.rpm
x86_64: thunderbird-45.2-1.el6_8.x86_64.rpm thunderbird-debuginfo-45.2-1.el6_8.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
Source: thunderbird-45.2-1.el6_8.src.rpm
i386: thunderbird-45.2-1.el6_8.i686.rpm thunderbird-debuginfo-45.2-1.el6_8.i686.rpm
ppc64: thunderbird-45.2-1.el6_8.ppc64.rpm thunderbird-debuginfo-45.2-1.el6_8.ppc64.rpm
s390x: thunderbird-45.2-1.el6_8.s390x.rpm thunderbird-debuginfo-45.2-1.el6_8.s390x.rpm
x86_64: thunderbird-45.2-1.el6_8.x86_64.rpm thunderbird-debuginfo-45.2-1.el6_8.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 6):
Source: thunderbird-45.2-1.el6_8.src.rpm
i386: thunderbird-45.2-1.el6_8.i686.rpm thunderbird-debuginfo-45.2-1.el6_8.i686.rpm
x86_64: thunderbird-45.2-1.el6_8.x86_64.rpm thunderbird-debuginfo-45.2-1.el6_8.x86_64.rpm
Red Hat Enterprise Linux Client (v. 7):
Source: thunderbird-45.2-1.el7_2.src.rpm
x86_64: thunderbird-45.2-1.el7_2.x86_64.rpm thunderbird-debuginfo-45.2-1.el7_2.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
Source: thunderbird-45.2-1.el7_2.src.rpm
ppc64le: thunderbird-45.2-1.el7_2.ppc64le.rpm thunderbird-debuginfo-45.2-1.el7_2.ppc64le.rpm
x86_64: thunderbird-45.2-1.el7_2.x86_64.rpm thunderbird-debuginfo-45.2-1.el7_2.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: thunderbird-45.2-1.el7_2.src.rpm
x86_64: thunderbird-45.2-1.el7_2.x86_64.rpm thunderbird-debuginfo-45.2-1.el7_2.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-2016-2818 https://access.redhat.com/security/updates/classification/#important https://www.mozilla.org/en-US/security/known-vulnerabilities/thunderbird/#thunderbird45.2
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
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