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 Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Opera_browser | Opera | 9.0 (including) | 9.0 (including) |
| Opera_browser | Opera | 9.0-beta1 (including) | 9.0-beta1 (including) |
| Opera_browser | Opera | 9.0-beta2 (including) | 9.0-beta2 (including) |
| Opera_browser | Opera | 9.01 (including) | 9.01 (including) |
| Opera_browser | Opera | 9.02 (including) | 9.02 (including) |
| Opera_browser | Opera | 9.10 (including) | 9.10 (including) |
| Opera_browser | Opera | 9.12 (including) | 9.12 (including) |
| Opera_browser | Opera | 9.20 (including) | 9.20 (including) |
| Opera_browser | Opera | 9.20-beta1 (including) | 9.20-beta1 (including) |
| Opera_browser | Opera | 9.21 (including) | 9.21 (including) |
| Opera | Ubuntu | dapper | * |
| Opera | Ubuntu | edgy | * |
| Opera | Ubuntu | feisty | * |
| Opera | Ubuntu | upstream | * |
References
- http://osvdb.org/45946
- http://security.gentoo.org/glsa/glsa-200708-17.xml
- http://www.opera.com/docs/changelogs/freebsd/922/
- http://www.opera.com/docs/changelogs/linux/922/
- http://www.opera.com/docs/changelogs/solaris/922/
- http://www.opera.com/support/search/view/861/
- http://osvdb.org/45946
- http://security.gentoo.org/glsa/glsa-200708-17.xml
- http://www.opera.com/docs/changelogs/freebsd/922/
- http://www.opera.com/docs/changelogs/linux/922/
- http://www.opera.com/docs/changelogs/solaris/922/
- http://www.opera.com/support/search/view/861/