CVE-2021-39814

Name of the Vulnerable Software and Affected Versions Android kernel

Description The issue is related to an incorrect bounds check in the ppmp validate wsm function of drm fw.c, which could lead to a possible out of bounds write. This could result in local escalation of privilege, requiring System execution privileges. No user interaction is needed for exploitation.

Recommendations For Android kernel, consider applying a patch that corrects the bounds check in the ppmp validate wsm function to prevent out of bounds write. At the moment, there is no information about a newer version that contains a fix for this vulnerability.