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Red Hat Security Advisory 2017-0879-01

Red Hat Security Advisory 2017-0879-01
Posted Apr 5, 2017
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2017-0879-01 - V8 is Google's open source JavaScript engine. V8 is written in C++ and is used in Google Chrome, the open source browser from Google. V8 implements ECMAScript as specified in ECMA-262, 3rd edition. Security Fix: An integer-overflow flaw was found in V8's Zone class when allocating new memory and Zone::NewExpand()). An attacker with the ability to manipulate a large zone could crash the application or, potentially, execute arbitrary code with the application privileges.

tags | advisory, overflow, arbitrary, javascript
systems | linux, redhat
advisories | CVE-2016-1669
MD5 | d54b9d477fd5892917ed666bf4f46c42

Red Hat Security Advisory 2017-0879-01

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

Synopsis: Moderate: v8 security update
Advisory ID: RHSA-2017:0879-01
Product: Red Hat Enterprise Linux OpenStack Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2017:0879
Issue date: 2017-04-05
CVE Names: CVE-2016-1669
=====================================================================

1. Summary:

An update for v8 is now available for Red Hat OpenStack Platform 8.0
(Liberty).

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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 OpenStack Platform 8.0 (Liberty) - x86_64

3. Description:

V8 is Google's open source JavaScript engine. V8 is written in C++ and is
used in Google Chrome, the open source browser from Google. V8 implements
ECMAScript as specified in ECMA-262, 3rd edition.

Security Fix(es):

* An integer-overflow flaw was found in V8's Zone class when allocating new
memory (Zone::New() and Zone::NewExpand()). An attacker with the ability to
manipulate a large zone could crash the application or, potentially,
execute arbitrary code with the application privileges. (CVE-2016-1669)

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

5. Bugs fixed (https://bugzilla.redhat.com/):

1335449 - CVE-2016-1669 V8: integer overflow leading to buffer overflow in Zone::New

6. Package List:

Red Hat OpenStack Platform 8.0 (Liberty):

Source:
v8-3.14.5.10-19.el7ost.src.rpm

x86_64:
v8-3.14.5.10-19.el7ost.x86_64.rpm
v8-debuginfo-3.14.5.10-19.el7ost.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-2016-1669
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2017 Red Hat, Inc.
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