Huawei has released a security bulletin to address CVE-2021-40042 vulnerability. An attacker can send specially constructed messages to a device, causing it to malfunction. It is recommended that you take the necessary precautions by ensuring your products are always updated.
For more information on this update, you can follow this URL:
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20220112-01-invalid-en
The Guyana National CIRT recommends that users and administrators review this update and apply it where necessary.
PDF Download: Huawei Security Advisory.pdf
References
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20220112-01-invalid-en