CVE-2021-30902 Use after free in iOS and iPadOS
A local attacker can exploit a use-after-free flaw to cause application crashes or execute arbitrary code on iOS and iPadOS devices.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-30902?
CVE-2021-30902 is a high-severity use after free vulnerability in Apple Ipad Os, published on 24 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution.
Weakness: CWE-416
Which versions are affected by CVE-2021-30902?
It affects 3 products.
Products include Apple Ipad Os, Apple Ipados, Apple Iphone Os.
How do I fix CVE-2021-30902?
No fix has been published for CVE-2021-30902 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2021-30902 being exploited?
There is no known exploitation of CVE-2021-30902 in the wild and no public exploit code.