CVE-2020-0430 Memory corruption in Android

High 7.8 Published 17 Sep 2020 Updated 4 Aug 2024

A local attacker can exploit an out-of-bounds read in the Android kernel to escalate privileges without user interaction.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2020-0430?

CVE-2020-0430 is a high-severity memory corruption vulnerability in Google Android, published on 17 Sep 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In skb_headlen of /include/linux/skbuff.h, there is a possible out of bounds read due to memory corruption. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-153881554

Weakness: CWE-125

Which versions are affected by CVE-2020-0430?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2020-0430?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-0430 being exploited?

There is no known exploitation of CVE-2020-0430 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as DEBIAN-CVE-2020-0430, GHSA-56rg-qq2g-389g, UBUNTU-CVE-2020-0430.