CVE-2021-25369 Samsung Mobile Devices Improper Access Control

What is CVE-2021-25369?

CVE-2021-25369 is a medium-severity vulnerability in Samsung Android, published on 26 Mar 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An improper access control vulnerability in sec_log file prior to SMR MAR-2021 Release 1 exposes sensitive kernel information to userspace.

Weakness: CWE-200

Which versions are affected by CVE-2021-25369?

It affects 1 product.

Products include Samsung Android.

How do I fix CVE-2021-25369?

No fix has been published for CVE-2021-25369 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 29 Nov 2022.

Is CVE-2021-25369 being exploited?

Yes. Attackers have exploited CVE-2021-25369 in the wild since at least 8 Nov 2022.

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-2021-25395 Samsung Mobile Devices Race Condition Exploited Medium 6.4

All Samsung Android vulnerabilities

Sources

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

Also known as GHSA-g6pj-gc3g-pf4q.