CVE-2021-39714

7.8 highEPSS 0.2%

High (7.8) in google android. EPSS 0.2% chance of exploitation in the next 30 days.

In ion_buffer_kmap_get of ion.c, there is a possible use-after-free due to an integer overflow. 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-205573273References: Upstream kernel

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: 0.2% chance of exploitation in the next 30 days; higher than 13% of CVEs (scores of 2026-10-31)
CWEs: CWE-190, CWE-416
Published: 2022-03-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

google:android

References

https://source.android.com/security/bulletin/pixel/2022-08-01
https://source.android.com/security/bulletin/pixel/2022-08-01

Check your stack JSON