CVE-2021-25416 Privilege escalation in Samsung Mobile Devices

What is CVE-2021-25416?

CVE-2021-25416 is a medium-severity vulnerability in Google Android, published on 11 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Assuming EL1 is compromised, an improper address validation in RKP prior to SMR JUN-2021 Release 1 allows local attackers to create executable kernel page outside code area.

Weakness: CWE-20, CWE-94

Which versions are affected by CVE-2021-25416?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2021-25416?

No fix has been published for CVE-2021-25416 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-25416 being exploited?

There is no known exploitation of CVE-2021-25416 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-5vw5-q63v-r2rf.