CVE-2016-7621 Use after free in n/a
Local attackers can execute arbitrary code or cause denial of service via a use-after-free vulnerability in the Apple OS kernel.
- 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-2016-7621?
CVE-2016-7621 is a high-severity use after free vulnerability in Apple Iphone Os, published on 20 Feb 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the "Kernel" component. It allows local users to execute arbitrary code in a privileged context or cause a denial of service (use-after-free) via unspecified vectors.
Weakness: CWE-416
Which versions are affected by CVE-2016-7621?
It affects 3 products.
Products include Apple Iphone Os, Apple Mac Os X, Apple Watchos.
How do I fix CVE-2016-7621?
No fix has been published for CVE-2016-7621 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-2016-7621 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2016-7621 exists.
Public exploit code: 2 Exploit-DB entries.
Other vulnerabilities in Apple Iphone Os
Sources
Also known as GHSA-rgjc-fwrq-72r3.