CVE-2018-4124 Memory corruption in n/a
Remote attackers can cause denial of service or potential code execution via a crafted Telugu string in CoreText on 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-2018-4124?
CVE-2018-4124 is a critical memory corruption vulnerability in Apple Iphone Os, published on 3 Apr 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in certain Apple products. iOS before 11.2.6 is affected. macOS before 10.13.3 Supplemental Update is affected. tvOS before 11.2.6 is affected. watchOS before 4.2.3 is affected. The issue involves the "CoreText" component. It allows remote attackers to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact via a crafted string containing a certain Telugu character.
Weakness: CWE-119
Which versions are affected by CVE-2018-4124?
It affects 4 products.
Products include Apple Iphone Os, Apple Mac Os X, Apple Tvos, Apple Watchos.
How do I fix CVE-2018-4124?
No fix has been published for CVE-2018-4124 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-2018-4124 being exploited?
There is no known exploitation of CVE-2018-4124 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Apple Iphone Os
Sources
Also known as GHSA-f2h9-j7xj-q6g3.