CVE-2018-11903 Memory corruption in Android for MSM, Firefox OS for MSM, QRD Android

What is CVE-2018-11903?

CVE-2018-11903 is a high-severity memory corruption vulnerability in Google Android, published on 19 Sep 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, lack of length validation check for value received from caller function used as an array index for WMA interfaces can lead to OOB write in WLAN HOST.

Weakness: CWE-787, CWE-129

Which versions are affected by CVE-2018-11903?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2018-11903?

No fix has been published for CVE-2018-11903 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-2018-11903 being exploited?

There is no known exploitation of CVE-2018-11903 in the wild and no public exploit code.

Other vulnerabilities in Google Android

• CVE-2026-58704 Google Pixel Improper Authorization Exploited High 8.8
• CVE-2025-48543 Android Runtime Use-After-Free Exploited High 8.8
• CVE-2023-35674 Android Framework Privilege Escalation Exploited High 8.8
• CVE-2025-48595 Android Framework Integer Overflow Exploited High 8.4
• CVE-2024-32896 Android Pixel Privilege Escalation Exploited High 8.1

All Google Android vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-fq56-r52f-vc3g.