CVE-2007-4944: Opera Browser

Medium severity, CVSS 5.0. EPSS: 2.1% chance of exploitation in the next 30 days.

The canvas.createPattern function in Opera 9.x before 9.22 for Linux, FreeBSD, and Solaris does not clear memory before using it to process a new pattern, which allows remote attackers to obtain sensitive information (memory contents) via JavaScript.

Affected products

• Opera Opera Browser: version 9.0 only; version 9.01 only; version 9.02 only; version 9.10 only; version 9.12 only; version 9.20 only; …

Published 2007-09-18. Last modified 2026-06-16.