USN-2817-1: IcedTea Web vulnerabilities

Publication date

24 November 2015

Overview

Several security issues were fixed in IcedTea Web.


Packages

  • icedtea-web - A web browser plugin to execute Java applets

Details

It was discovered that IcedTea Web incorrectly handled applet URLs. A
remote attacker could possibly use this issue to inject applets into the
.appletTrustSettings configuration file and bypass user approval.
(CVE-2015-5234)

Andrea Palazzo discovered that IcedTea Web incorrectly determined the
origin of unsigned applets. A remote attacker could possibly use this issue
to bypass user approval, or to trick the user into approving applet
execution. (CVE-2015-5235)

It was discovered that IcedTea Web incorrectly handled applet URLs. A
remote attacker could possibly use this issue to inject applets into the
.appletTrustSettings configuration file and bypass user approval.
(CVE-2015-5234)

Andrea Palazzo discovered that IcedTea Web incorrectly determined the
origin of unsigned applets. A remote attacker could possibly use this issue
to bypass user approval, or to trick the user into approving applet
execution. (CVE-2015-5235)

Update instructions

After a standard system update you need to restart your browser to make all the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
15.10 wily icedtea-7-plugin –  1.5.3-0ubuntu0.15.10.1
15.04 vivid icedtea-7-plugin –  1.5.3-0ubuntu0.15.04.1
14.04 trusty icedtea-6-plugin –  1.5.3-0ubuntu0.14.04.1
icedtea-7-plugin –  1.5.3-0ubuntu0.14.04.1

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.


Have additional questions?

Talk to a member of the team ›