CVE-2022-42827 Apple iOS and iPadOS Out-of-Bounds Write
An out-of-bounds write allows arbitrary code execution with kernel privileges, requiring immediate OS updates.
- Exploited in the wild
- Since 25 Oct 2022
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2022-42827?
CVE-2022-42827 is a high-severity memory corruption vulnerability in Apple Ipados, published on 1 Nov 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.7.1 and iPadOS 15.7.1, iOS 16.1 and iPadOS 16. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..
Weakness: CWE-787
Which versions are affected by CVE-2022-42827?
It affects 2 products.
Products include Apple Ipados, Apple Iphone Os.
How do I fix CVE-2022-42827?
No fix has been published for CVE-2022-42827 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 15 Nov 2022.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-42827 being exploited?
Yes. Attackers have exploited CVE-2022-42827 in the wild since at least 25 Oct 2022.
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-4pr5-h4qv-336x.