CVE-2016-3751 Privilege escalation in n/a

What is CVE-2016-3751?

CVE-2016-3751 is a high-severity vulnerability in Google Android, published on 11 Jul 2016. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Unspecified vulnerability in libpng before 1.6.20, as used in Android 4.x before 4.4.4, 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-07-01, allows attackers to gain privileges via a crafted application, as demonstrated by obtaining Signature or SignatureOrSystem access, aka internal bug 23265085.

Which versions are affected by CVE-2016-3751?

It affects 2 products.

Products include Google Android, Libpng Libpng.

How do I fix CVE-2016-3751?

No fix has been published for CVE-2016-3751 yet. Limit exposure of the affected software until one is available.

Is CVE-2016-3751 being exploited?

There is no known exploitation of CVE-2016-3751 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-38fg-rh2c-fh5c, UBUNTU-CVE-2016-3751.