6.8 - RHSA-2019:2004

Problem Description:

An update for icedtea-web is now available for Red Hat Enterprise Linux 8.

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 AppStream (v. 8) - noarch

3. Description:

The IcedTea-Web project provides a Java web browser plug-in and an implementation of Java Web Start, which is based on the Netx project. It also contains a configuration tool for managing deployment settings for the plug-in and Web Start implementations. IcedTea-Web now also contains PolicyEditor - a simple tool to configure Java policies.

Security Fix(es):

* icedtea-web: path traversal while processing elements of JNLP files results in arbitrary file overwrite (CVE-2019-10182)

* icedtea-web: directory traversal in the nested jar auto-extraction leading to arbitrary file overwrite (CVE-2019-10185)

* icedtea-web: unsigned code injection in a signed JAR file (CVE-2019-10181)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

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

Web browsers using the IcedTea-Web browser plug-in must be restarted for this update to take effect.

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

1724958 - CVE-2019-10182 icedtea-web: path traversal while processing elements of JNLP files results in arbitrary file overwrite 1724989 - CVE-2019-10185 icedtea-web: directory traversal in the nested jar auto-extraction leading to arbitrary file overwrite 1725928 - CVE-2019-10181 icedtea-web: unsigned code injection in a signed JAR file