CVE-2021-39681

7.8 highEPSS 0.1%

High (7.8) in google android. EPSS 0.1% chance of exploitation in the next 30 days.

In delete_protocol of main.c, there is a possible arbitrary code execution due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-200251074References: N/A

Severity

CVSS 3.1

7.8 high

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.1% chance of exploitation in the next 30 days; higher than 1% of CVEs (scores of 2026-10-31)
CWE: CWE-416
Published: 2022-01-14
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

google:android

References

https://source.android.com/security/bulletin/pixel/2022-01-01
https://source.android.com/security/bulletin/pixel/2022-01-01

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