RHSA-2019:2003 - Security Advisory

Topic

An update for icedtea-web is now available for Red Hat Enterprise Linux 7.

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.

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 <jar/> 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.

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.

Affected Products

• Red Hat Enterprise Linux Server 7 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 7.6 x86_64
• Red Hat Enterprise Linux Server - AUS 7.6 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support 7 x86_64
• Red Hat Enterprise Linux Workstation 7 x86_64
• Red Hat Enterprise Linux Desktop 7 x86_64
• Red Hat Enterprise Linux for Power, little endian 7 ppc64le
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.6 ppc64le
• Red Hat Enterprise Linux Server - TUS 7.6 x86_64
• Red Hat Enterprise Linux for ARM 64 7 aarch64
• Red Hat Enterprise Linux for Power 9 7 ppc64le
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 7.6 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 7.6 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian 7 ppc64le

Fixes

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

CVEs

• CVE-2019-10181
• CVE-2019-10182
• CVE-2019-10185

References

• https://access.redhat.com/security/updates/classification/#important