CVE-2022-42842 Memory corruption in macOS
A remote attacker can achieve kernel code execution due to improper memory handling in Apple operating systems.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-42842?
CVE-2022-42842 is a critical memory corruption vulnerability in Apple Ipados, published on 15 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The issue was addressed with improved memory handling. This issue is fixed in tvOS 16.2, macOS Monterey 12.6.2, macOS Ventura 13.1, macOS Big Sur 11.7.2, iOS 16.2 and iPadOS 16.2, watchOS 9.2. A remote user may be able to cause kernel code execution.
Weakness: CWE-787
Which versions are affected by CVE-2022-42842?
It affects 5 products.
Products include Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos, Apple Watchos.
How do I fix CVE-2022-42842?
No fix has been published for CVE-2022-42842 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-42842 being exploited?
There is no known exploitation of CVE-2022-42842 in the wild and no public exploit code.
Other vulnerabilities in Apple Ipados
- CVE-2025-43300 Apple iOS, iPadOS, and macOS Out-of-Bounds Write
- CVE-2025-24201 Apple Multiple Products WebKit Out-of-Bounds Write
- CVE-2025-24085 Apple Multiple Products Use-After-Free
- CVE-2025-31200 Apple Multiple Products Memory Corruption
- CVE-2025-31201 Apple Multiple Products Arbitrary Read and Write
Sources
Also known as GHSA-248j-xg68-6w85.