Home / mailings

PDF

[USN-2936-2] Oxygen-GTK3 update

Posted on 02 May 2016
Ubuntu Security

==========================
==========================
========================
Ubuntu Security Notice USN-2936-2
May 02, 2016

oxygen-gtk3 update
==========================
==========================
========================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 LTS

Summary:

USN-2936-1 caused Firefox to crash on startup with the Oxygen GTK theme

Software Description:
- oxygen-gtk3: Oxygen widget theme for GTK3-based applications

Details:

USN-2936-1 fixed vulnerabilities in Firefox. The update caused Firefox to=

crash on startup with the Oxygen GTK theme due to a pre-existing bug in
the Oxygen-GTK3 theme engine. This update fixes the problem.

We apologize for the inconvenience.

Original advisory details:

Christian Holler, Tyson Smith, Phil Ringalda, Gary Kwong, Jesse Ruderman=
,
Mats Palmgren, Carsten Book, Boris Zbarsky, David Bolter, Randell Jesup,=

Andrew McCreight, and Steve Fink discovered multiple memory safety issue=
s
in Firefox. If a user were tricked in to opening a specially crafted
website, an attacker could potentially exploit these to cause a denial o=
f
service via application crash, or execute arbitrary code with the
privileges of the user invoking Firefox. (CVE-2016-2804, CVE-2016-2806,
CVE-2016-2807)
=20
An invalid write was discovered when using the JavaScript .watch() metho=
d in
some circumstances. If a user were tricked in to opening a specially cra=
fted
website, an attacker could potentially exploit this to cause a denial of=

service via application crash, or execute arbitrary code with the
privileges of the user invoking Firefox. (CVE-2016-2808)
=20
Looben Yang discovered a use-after-free and buffer overflow in service
workers. If a user were tricked in to opening a specially crafted websit=
e,
an attacker could potentially exploit these to cause a denial of service=

via application crash, or execute arbitrary code with the privileges of
the user invoking Firefox. (CVE-2016-2811, CVE-2016-2812)
=20
Sascha Just discovered a buffer overflow in libstagefright in some
circumstances. If a user were tricked in to opening a specially crafted
website, an attacker could potentially exploit this to cause a denial of=

service via application crash, or execute arbitrary code with the
privileges of the user invoking Firefox. (CVE-2016-2814)
=20
Muneaki Nishimura discovered that CSP is not applied correctly to web
content sent with the multipart/x-mixed-replace MIME type. An attacker
could potentially exploit this to conduct cross-site scripting (XSS)
attacks when they would otherwise be prevented. (CVE-2016-2816)
=20
Muneaki Nishimura discovered that the chrome.tabs.update API for web
extensions allows for navigation to javascript: URLs. A malicious
extension could potentially exploit this to conduct cross-site scripting=

(XSS) attacks. (CVE-2016-2817)
=20
Mark Goodwin discovered that about:healthreport accepts certain events
from any content present in the remote-report iframe. If another
vulnerability allowed the injection of web content in the remote-report
iframe, an attacker could potentially exploit this to change the user's
sharing preferences. (CVE-2016-2820)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 12.04 LTS:
gtk3-engines-oxygen 1.0.2-0ubuntu3

In general, a standard system update will make all the necessary changes.=


References:
http://www.ubuntu.com/usn/usn-2936-2
http://www.ubuntu.com/usn/usn-2936-1
https://launchpad.net/bugs/1575781

Package Information:
https://launchpad.net/ubuntu/+source/oxygen-gtk3/1.0.2-0ubuntu3



--JnIIs95QSf2pEUm9dDFO1dEUrRTeB2Tk5--

 

TOP