Vulnerability Description
The Cascading Style Sheets (CSS) implementation in Opera before 11.11 does not properly handle the column-count property, which allows remote attackers to cause a denial of service (infinite repaint loop and application hang) via a web page, as demonstrated by an unspecified Wikipedia page.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Opera | Opera Browser | <= 11.10 |
Related Weaknesses (CWE)
References
- http://www.opera.com/docs/changelogs/mac/1111/
- http://www.opera.com/docs/changelogs/unix/1111/
- http://www.opera.com/docs/changelogs/windows/1111/
- http://www.opera.com/docs/changelogs/mac/1111/
- http://www.opera.com/docs/changelogs/unix/1111/
- http://www.opera.com/docs/changelogs/windows/1111/
FAQ
What is CVE-2011-2631?
CVE-2011-2631 is a vulnerability with a CVSS score of 5.0 (MEDIUM). The Cascading Style Sheets (CSS) implementation in Opera before 11.11 does not properly handle the column-count property, which allows remote attackers to cause a denial of service (infinite repaint l...
How severe is CVE-2011-2631?
CVE-2011-2631 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-2631?
Check the references section above for vendor advisories and patch information. Affected products include: Opera Opera Browser.