What’s Vulnerable › Vulnerabilities
CVE-2021-30656
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.9% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2021-09-08 · updated 2026-06-17
Description
An access issue was addressed with improved memory management. This issue is fixed in iOS 14.5 and iPadOS 14.5. A malicious application may be able to determine kernel memory layout.
Affected products
- Apple iPadOS: before 14.5 — fixed in 14.5
- Apple Iphone Os: before 14.5 — fixed in 14.5
How to fix
Upgrade to a fixed version: Apple iPadOS 14.5; Apple Iphone Os 14.5. Check the vendor advisory for mitigations.
References
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