There is a pointer double free vulnerability in some versions of CloudEngine 5800, CloudEngine 6800, CloudEngine 7800 and CloudEngine 12800. When a function is called, the same memory pointer is copied to two functional modules. Attackers can exploit this vulnerability by performing a malicious operation to cause the pointer double free. This may lead to module crash, compromising normal service.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-22332
• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210407-01-doublefree-en