CVE-2021-1753 Memory corruption in iOS and iPadOS
An out-of-bounds read in image processing allows arbitrary code execution via a maliciously crafted image 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-2021-1753?
CVE-2021-1753 is a high-severity memory corruption vulnerability in Apple Ipad Os, published on 2 Apr 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
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.
Weakness: CWE-125
Which versions are affected by CVE-2021-1753?
It affects 4 products.
Products include Apple Ipad Os, Apple Iphone Os, Apple Mac Os X, Apple Macos.
How do I fix CVE-2021-1753?
No fix has been published for CVE-2021-1753 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-2021-1753 being exploited?
There is no known exploitation of CVE-2021-1753 in the wild and no public exploit code.
Other vulnerabilities in Apple Ipad Os
Sources
Also known as GHSA-r579-vrrg-xcv8.