CVE-2021-22332: Double Free
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.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-22332?
CVE-2021-22332 is a pointer double free vulnerability in some versions of Huawei CloudEngine 5800, CloudEngine 6800, CloudEngine 7800, and CloudEngine 12800.
What is the severity of CVE-2021-22332?
The severity of CVE-2021-22332 is high with a CVSS score of 7.5.
How does the vulnerability in CVE-2021-22332 work?
The vulnerability in CVE-2021-22332 occurs when a function is called, and the same memory pointer is copied to two functional modules, allowing attackers to perform a malicious operation.
Which versions of CloudEngine devices are affected by CVE-2021-22332?
The affected versions include Huawei CloudEngine 5800, CloudEngine 6800, CloudEngine 7800, and CloudEngine 12800 with specific firmware versions.
How can I fix CVE-2021-22332?
To fix CVE-2021-22332, it is recommended to update the firmware of the affected Huawei CloudEngine devices to a non-vulnerable version.