[UNIX] Apple Safari JavaScript DoS

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Apple Safari JavaScript DoS
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SUMMARY

Safari is a web browser developed by Apple Computer, Inc. and available as
part of Mac OS X. It was included as the default browser in Mac OS X v10.3
(Panther) and is the only browser bundled with Mac OS X v10.4 (Tiger).

An Infinite loop in JavaScript may cause a DoS condition on vulnerable
Safari browser.

DETAILS

Vulnerable Systems:
* Apple Safari 2.0.3 (417.9.3) under Mac OS X 10.4.6.

A vulnerabilitiy exists in Safari 2.0.3 (417.9.3) and perhaps in prior
versions which shows up the SRCOD (Spinning Rainbow Cursor Of Death)

Technical Details:
Create a new File with following code ...

<script>
for (;;);
</script>

.. then save it as a .html file (example.html) now be shure that you've
enabled JavaScript in the preferences!

For an example klick at the link with Safari (WARNING: Will show up the
SRCOD [Spinning Rainbow Cursor Of Death])
<http://www.yanux.ch/exploits/safari/safari_dos.html>
http://www.yanux.ch/exploits/safari/safari_dos.html

Solution:
Disable JavaScript.

Vendor Status:
Apple has notified of this issues on 05/19/2006


ADDITIONAL INFORMATION

The information has been provided by <mailto:yannick.vonarx@xxxxxxxx>
Yannick von Arx.



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