icedtea-web vulnerabilities

24 November 2015

icedtea-web vulnerabilities

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

• Ubuntu 15.10
• Ubuntu 15.04
• Ubuntu 14.04 LTS

Summary

Several security issues were fixed in IcedTea Web.

Software Description

• 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)

Update instructions

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

Ubuntu 15.10

icedtea-7-plugin - 1.5.3-0ubuntu0.15.10.1

Ubuntu 15.04

icedtea-7-plugin - 1.5.3-0ubuntu0.15.04.1

Ubuntu 14.04 LTS

icedtea-6-plugin - 1.5.3-0ubuntu0.14.04.1

icedtea-7-plugin - 1.5.3-0ubuntu0.14.04.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

• CVE-2015-5234
• CVE-2015-5235