CVE-2011-3021: Apple iPhone OS

High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days.

Use-after-free vulnerability in Google Chrome before 17.0.963.56 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to subframe loading.

Affected products

• Apple iPhone OS: before 6.0 (fixed in 6.0)
• Apple iTunes: before 10.7 (fixed in 10.7)
• Apple Safari: before 6.0 (fixed in 6.0)
• Google Chrome: before 17.0.963.56 (fixed in 17.0.963.56)

Published 2012-02-16. Last modified 2026-06-16.