CVE-2018-9555 Memory corruption in Android

High 8.8 Published Updated

Remote attackers can escalate privileges via Bluetooth due to an out-of-bounds write in the Android OS Bluetooth stack.

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-2018-9555?

CVE-2018-9555 is a high-severity memory corruption vulnerability in Google Android, published on 6 Dec 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In l2c_lcc_proc_pdu of l2c_fcr.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege over Bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-112321180.

Weakness: CWE-787

Which versions are affected by CVE-2018-9555?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2018-9555?

No fix has been published for CVE-2018-9555 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-2018-9555 being exploited?

There is no known exploitation of CVE-2018-9555 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-q2j8-jm6w-v2g6.

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