CVE-2014-4421: Apple iPhone OS

Low severity, CVSS 1.9. EPSS: 0.4% chance of exploitation in the next 30 days.

The network-statistics interface in the kernel in Apple iOS before 8 and Apple TV before 7 does not properly initialize memory, which allows attackers to obtain sensitive memory-content and memory-layout information via a crafted application, a different vulnerability than CVE-2014-4371, CVE-2014-4419, and CVE-2014-4420.

Affected products

• Apple iPhone OS: up to and including 7.1.2; version 7.0 only; version 7.0.1 only; version 7.0.2 only; version 7.0.3 only; version 7.0.4 only; …
• Apple Mac OS X: up to and including 10.10.1
• Apple tvOS: up to and including 6.2; version 6.0 only; version 6.0.1 only; version 6.0.2 only; version 6.1 only; version 6.1.1 only; …

Published 2014-09-18. Last modified 2026-06-17.