CVE-2019-20561 Integer overflow in n/a

What is CVE-2019-20561?

CVE-2019-20561 is a critical vulnerability in Google Android, published on 24 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered on Samsung mobile devices with N(7.x), O(8.x), and P(9.0) (Exynos chipsets) software. The bootloader has an integer signedness error. The Samsung ID is SVE-2019-15230 (October 2019).

Weakness: CWE-190

Which versions are affected by CVE-2019-20561?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2019-20561?

No fix has been published for CVE-2019-20561 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-20561 being exploited?

There is no known exploitation of CVE-2019-20561 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-j6p4-p5mm-5hrm.