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5.105. icedtea-web
Updated icedtea-web packages that fix two security issues are now available for Red Hat Enterprise Linux 6.
The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) associated with each description below.
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.
Security Fixes
- CVE-2012-3422
- An uninitialized pointer use flaw was found in the IcedTea-Web plug-in. Visiting a malicious web page could possibly cause a web browser using the IcedTea-Web plug-in to crash, disclose a portion of its memory, or execute arbitrary code.
- CVE-2012-3423
- It was discovered that the IcedTea-Web plug-in incorrectly assumed all strings received from the browser were NUL terminated. When using the plug-in with a web browser that does not NUL terminate strings, visiting a web page containing a Java applet could possibly cause the browser to crash, disclose a portion of its memory, or execute arbitrary code.
Red Hat would like to thank Chamal De Silva for reporting the CVE-2012-3422 issue.
This erratum also upgrades IcedTea-Web to version 1.2.1. Refer to the NEWS file for further information.
All IcedTea-Web users should upgrade to these updated packages, which resolve these issues. Web browsers using the IcedTea-Web browser plug-in must be restarted for this update to take effect.
Updated icedtea-web packages that fix one security issue are now available for Red Hat Enterprise Linux 6.
The Red Hat Security Response Team has rated this update as having critical security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) associated with each description below.
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.
Security Fix
- CVE-2012-4540
- A buffer overflow flaw was found in the IcedTea-Web plug-in. Visiting a malicious web page could cause a web browser using the IcedTea-Web plug-in to crash or, possibly, execute arbitrary code.
Red Hat would like to thank Arthur Gerkis for reporting this issue.
This erratum also upgrades IcedTea-Web to version 1.2.2. Refer to the NEWS file for further information:
All IcedTea-Web users should upgrade to these updated packages, which resolve this issue. Web browsers using the IcedTea-Web browser plug-in must be restarted for this update to take effect.
Updated icedtea-web packages that fix several bugs and add various enhancements are now available for Red Hat Enterprise Linux 6.
IcedTea-Web provides a Java web browser plug-in, a Java Web Start implementation, and the IcedTea Web Control Panel.
The icedtea-web packages have been upgraded to upstream version 1.2, which provides a number of bug fixes and enhancements over the previous version. (BZ#756843)
Note: This update is not compatible with Firefox 3.6 and earlier. If you are using such a Firefox version, upgrade to a later supported version before applying this update.
All users of icedtea-web are advised to upgrade to these updated packages, which fix these bugs and add these enhancements.
