CVE-2024-20849 Memory corruption in Samsung Mobile Devices

High 7.3 Published 2 Apr 2024 Updated 27 Aug 2024

Local attackers can execute arbitrary code via an out-of-bounds write in the libsdffextractor chunk parsing implementation on Samsung mobile devices.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2024-20849?

CVE-2024-20849 is a high-severity memory corruption vulnerability in Samsung Android, published on 2 Apr 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Out-of-bound Write vulnerability in chunk parsing implementation of libsdffextractor prior to SMR Apr-2023 Release 1 allows local attackers to execute arbitrary code.

Weakness: CWE-787

Which versions are affected by CVE-2024-20849?

It affects 1 product.

Products include Samsung Android.

How do I fix CVE-2024-20849?

No fix has been published for CVE-2024-20849 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-2024-20849 being exploited?

There is no known exploitation of CVE-2024-20849 in the wild and no public exploit code.

All Samsung Android vulnerabilities

Sources

Also known as GHSA-6wpm-mvc7-c878.