CVE-2021-40014 Memory corruption in EMUI
A heap overflow in the Bone Voice ID trusted application allows attackers to compromise data confidentiality on Huawei devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-40014?
CVE-2021-40014 is a high-severity memory corruption vulnerability in Huawei Harmonyos, published on 7 Jan 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The bone voice ID trusted application (TA) has a heap overflow vulnerability. Successful exploitation of this vulnerability may affect data confidentiality.
Weakness: CWE-787
Which versions are affected by CVE-2021-40014?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2021-40014?
No fix has been published for CVE-2021-40014 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-40014 being exploited?
There is no known exploitation of CVE-2021-40014 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-cf77-6c9v-56mf.