CVE-2021-30775 Memory corruption in Security Update - Catalina
Processing a maliciously crafted audio file may lead to arbitrary code execution on Apple operating systems.
- 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-2021-30775?
CVE-2021-30775 is a high-severity memory corruption vulnerability in Apple Iphone Os, published on 8 Sep 2021. 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
A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-004 Catalina. Processing a maliciously crafted audio file may lead to arbitrary code execution.
Weakness: CWE-787
Which versions are affected by CVE-2021-30775?
It affects 5 products.
Products include Apple Iphone Os, Apple Mac Os X, Apple Macos, Apple Tvos, Apple Watchos.
How do I fix CVE-2021-30775?
No fix has been published for CVE-2021-30775 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-2021-30775 being exploited?
There is no known exploitation of CVE-2021-30775 in the wild and no public exploit code.
Other vulnerabilities in Apple Iphone Os
Sources
Also known as GHSA-fwqw-65p3-5cgj.