A vulnerability has been reported in Opera Web Browser, which can be exploited by malicious people to compromise a user's system.
The vulnerability is caused due to a boundary error when processing overly long URLs. This can be exploited to cause a heap-based buffer overflow by passing an overly long URL (more than 256 bytes) in a tag.
Successful exploitation allows execution of arbitrary code when a user visits a malicious website.
The vulnerability is reported in versions 9.0 and 9.01 on Windows and Linux. Version 8.x is reportedly not affected.
Solution: Update to version 9.02.
Provided and/or discovered by: Discovered by an anonymous person and reported via iDefense Labs.
Original Advisory: Opera Software:
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Subject: Opera Web Browser URL Handling Buffer Overflow Vulnerability
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