National Cyber Awareness System

Vulnerability Summary for CVE-2011-1824

Overview

The VEGAOpBitmap::AddLine function in Opera before 10.61 does not properly initialize memory during processing of the SIZE attribute of a SELECT element, which allows remote attackers to trigger an invalid memory write operation, and consequently cause a denial of service (application crash) or possibly execute arbitrary code, via a large integer attribute value.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: XF

Name: opera-select-dos(67338)

Hyperlink:http://xforce.iss.net/xforce/xfdb/67338

External Source: MISC

Name: http://www.toucan-system.com/advisories/tssa-2011-02.txt

Hyperlink:http://www.toucan-system.com/advisories/tssa-2011-02.txt

External Source: BID

Name: 47764

Hyperlink:http://www.securityfocus.com/bid/47764

External Source: BUGTRAQ

Name: 20110509 TSSA-2011-02 - Opera : SELECT SIZE Arbitrary null write

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/517914/100/0/threaded

External Source: MISC

Name: http://www.opera.com/docs/changelogs/windows/1061/

Hyperlink:http://www.opera.com/docs/changelogs/windows/1061/

External Source: MISC

Name: http://www.opera.com/docs/changelogs/unix/1061/

Hyperlink:http://www.opera.com/docs/changelogs/unix/1061/

External Source: MISC

Name: http://www.opera.com/docs/changelogs/mac/1061/

Hyperlink:http://www.opera.com/docs/changelogs/mac/1061/

External Source: SREASON

Name: 8244

Hyperlink:http://securityreason.com/securityalert/8244