CVE-2021-22442

Vulnerability

An improper validation of integrity check value vulnerability exists in Huawei Smartphone. Successful exploitation of this vulnerability may cause the system to reset [1]. The official description indicates improper validation of integrity check value, but does not specify the exact component or trigger conditions. The June 2021 security bulletin references this CVE (CVE-2021-22442) among other fixes; however, the bulletin details provided do not list this specific CVE separately, so affected versions are not explicitly enumerated in the given references [1].

Exploitation

No detailed exploitation steps are provided in the available references. Based on the description, an attacker would need to send or trigger a crafted input that bypasses integrity check validation, possibly through a network or local attack vector. No additional prerequisites such as authentication or user interaction are mentioned [1].

Impact

Successful exploitation of this vulnerability may cause the system to reset, leading to a denial of service condition [1]. No further impact on confidentiality or integrity is disclosed.

Mitigation

The referenced June 2021 Huawei security bulletin includes this CVE as part of the regular security updates for flagship models [1]. Users should apply the latest firmware updates provided by Huawei to address the vulnerability. No specific workaround or EOL status is mentioned [1].