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securityvulnsSecurityvulnsSECURITYVULNS:DOC:25842
HistoryMar 03, 2011 - 12:00 a.m.

Mozilla Foundation Security Advisory 2011-06

2011-03-0300:00:00
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Mozilla Foundation Security Advisory 2011-06

Title: Use-after-free error using Web Workers
Impact: Critical
Announced: March 1, 2011
Reporter: Daniel Kozlowski
Products: Firefox, SeaMonkey

Fixed in: Firefox 3.6.14
Firefox 3.5.17
SeaMonkey 2.0.12
Description

Daniel Kozlowski reported that a JavaScript Worker could be used to keep a reference to an object that could be freed during garbage collection. Subsequent calls through this deleted reference could cause attacker-controlled memory to be executed on a victim's computer.
References

* https://bugzilla.mozilla.org/show_bug.cgi?id=626631
* CVE-2011-0057
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