CVE-2021-22459 Null dereference in HarmonyOS
Local attackers can exploit a NULL pointer dereference in HarmonyOS to cause system functions to become unavailable.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-22459?
CVE-2021-22459 is a medium-severity vulnerability in Huawei Harmonyos, published on 28 Oct 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A component of the HarmonyOS has a NULL Pointer Dereference vulnerability. Local attackers may exploit this vulnerability to cause System functions which are unavailable.
Weakness: CWE-476
Which versions are affected by CVE-2021-22459?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2021-22459?
No fix has been published for CVE-2021-22459 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-22459 being exploited?
There is no known exploitation of CVE-2021-22459 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-cqhh-h956-xvwm.