CVE-2020-0086 Integer overflow in Android

What is CVE-2020-0086?

CVE-2020-0086 is a critical vulnerability in Google Android, published on 15 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In readCString of Parcel.cpp, there is a possible out of bounds write due to an integer overflow. This could lead to arbitrary code execution if IntSan were not enabled, which it is by default. No additional execution privileges are required. User interaction is not needed for exploitation. Product: Android Versions: Android-10 Android ID: A-131859347

Weakness: CWE-787, CWE-190

Which versions are affected by CVE-2020-0086?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2020-0086?

No fix has been published for CVE-2020-0086 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-0086 being exploited?

There is no known exploitation of CVE-2020-0086 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-cc6c-7c4q-p82p.