VULNERABILITY INTELLIGENCE

CVE-2021-39736

CVSS score6.7 MEDIUM
EPSS probability0.11%
CISA KEVNot currently listed
Published2022-03-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Description

In prepare_io_entry and prepare_response of lwis_ioctl.c and lwis_periodic_io.c, there is a possible out of bounds write due to an integer overflow. 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-205995773References: N/A

Weakness classification

  • nvd@nist.gov: CWE-190

Primary references