CVEvulnerability
CVE-2021-39801
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-04-12
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-416, CWE-667
Description
In ion_ioctl of ion-ioctl.c, there is a possible use after free due to improper locking. 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-209791720References: Upstream kernel
Affected configurations
• google android
Related
References
- https://source.android.com/security/bulletin/2022-04-01 Patch, Vendor Advisory
- https://source.android.com/security/bulletin/2022-04-01 Patch, Vendor Advisory