CVE-2011-2639

Opera < 11.10 - Denial of Service via Hidden Animated GIF Repaint

Title source: llm
STIX 2.1

Description

Opera before 11.10 does not properly handle hidden animated GIF images, which allows remote attackers to cause a denial of service (CPU consumption) via an image file that triggers continual repaints.

References (3)

Core 3
Core References
Vendor Advisory x_refsource_confirm
http://www.opera.com/docs/changelogs/windows/1110/
Vendor Advisory x_refsource_confirm
http://www.opera.com/docs/changelogs/mac/1110/
Vendor Advisory x_refsource_confirm
http://www.opera.com/docs/changelogs/unix/1110/

Scores

EPSS 0.0053
EPSS Percentile 67.6%

Details

CWE
CWE-399
Status published
Products (30)
opera/opera_browser 5.0 (8 CPE variants)
opera/opera_browser 5.02
opera/opera_browser 5.10
opera/opera_browser 5.11
opera/opera_browser 5.12
opera/opera_browser 6.0 (6 CPE variants)
opera/opera_browser 6.1 (2 CPE variants)
opera/opera_browser 6.01
opera/opera_browser 6.02
opera/opera_browser 6.03
... and 20 more
Published Jul 01, 2011
Tracked Since Feb 18, 2026