CVE-2021-25395 Samsung Mobile Devices Race Condition

What is CVE-2021-25395?

CVE-2021-25395 is a medium-severity vulnerability in Samsung 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

A race condition in MFC charger driver prior to SMR MAY-2021 Release 1 allows local attackers to bypass signature check given a radio privilege is compromised.

Weakness: CWE-362

Which versions are affected by CVE-2021-25395?

It affects 1 product.

Products include Samsung Android.

How do I fix CVE-2021-25395?

No fix has been published for CVE-2021-25395 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 20 Jul 2023.

Is CVE-2021-25395 being exploited?

Yes. Attackers have exploited CVE-2021-25395 in the wild since at least 29 Jun 2023.

Other vulnerabilities in Samsung Android

• CVE-2025-21042 Samsung Mobile Devices Out-of-Bounds Write Exploited High 8.8
• CVE-2025-21043 Samsung Mobile Devices Out-of-Bounds Write Exploited High 8.8
• CVE-2021-25487 Samsung Mobile Devices Out-of-Bounds Read Exploited High 7.3
• CVE-2021-25394 Samsung Mobile Devices Race Condition Exploited Medium 6.4
• CVE-2021-25369 Samsung Mobile Devices Improper Access Control Exploited Medium 6.2

All Samsung Android vulnerabilities

Sources

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

Also known as GHSA-fj4w-55pf-m8j9.