CVE-2023-40422 Denial of service in macOS
An app can cause a denial-of-service on macOS due to improper memory handling, requiring an OS upgrade to fix.
- Exploited in the wild
- Not known
- 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-2023-40422?
CVE-2023-40422 is a medium-severity denial of service vulnerability in Apple Macos, published on 26 Sep 2023. 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
The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14. An app may be able to cause a denial-of-service.
Which versions are affected by CVE-2023-40422?
It affects 1 product.
Products include Apple Macos.
How do I fix CVE-2023-40422?
No fix has been published for CVE-2023-40422 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-40422 being exploited?
There is no known exploitation of CVE-2023-40422 in the wild and no public exploit code.
Other vulnerabilities in Apple Macos
Sources
Also known as GHSA-56q7-7qfv-m92r.