Qualcomm MSM debugfs kernel of any address written to the vulnerability analysis CVE-2 0 1 6-2 4 4 3-the vulnerability warning-the black bar safety net

Recently, Google posted 5 month patch update, this total fix 3 2 vulnerability. Which contains a Qualcomm vulnerability, the threat level of the high-risk, the CVE number for CVE-2 0 1 6-2 4 4 3,CNNVD coding for CNNVD-2 0 1 6 0 5-0 6 to 0. This paper mainly analyzes the vulnerability of the...