Security Advisory - Pointer Double Free Vulnerability in Huawei Smartphone

There is a pointer double free vulnerability in Huawei smartphone. There is a lack of muti-thread protection when a function is called. Attackers can exploit this vulnerability by performing malicious operation to cause pointer double free. This may lead to module crash, compromising normal service. (Vulnerability ID: HWPSIRT-2020-04161)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2021-22303.

Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:

<http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210127-02-smartphone-en&gt;