CVE-2021-39732

Name of the Vulnerable Software and Affected Versions Android kernel

Description The issue is related to a possible out of bounds write due to an integer overflow in the copy io entries function of lwis ioctl.c. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not required for exploitation.

Recommendations For Android kernel, consider applying a patch that fixes the integer overflow issue in the copy io entries function of lwis ioctl.c to prevent local escalation of privilege.