CVEvulnerability
CVE-2021-39642
6.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-12-15
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.4 MEDIUM — CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 4.4 MEDIUM — AV:L/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-362
Description
In synchronous_process_io_entries of lwis_ioctl.c, there is a possible out of bounds write due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-195731663References: N/A
Affected configurations
• google android
Related
Weakness · CWE (1)
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization weakness
References
- https://source.android.com/security/bulletin/pixel/2021-12-01 Patch, Vendor Advisory
- https://source.android.com/security/bulletin/pixel/2021-12-01 Patch, Vendor Advisory