CVE-2022-34326 Denial of service in n/a

High 7.5 Published 27 Sep 2022 Updated 21 May 2025

Frequent Wi-Fi connection failures in Soft AP mode cause task locking, leading to denial of service on Realtek RTL8195AM 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-2022-34326?

CVE-2022-34326 is a high-severity denial of service vulnerability in n/a, published on 27 Sep 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In ambiot amb1_sdk (aka SDK for Ameba1) before 2022-06-20 on Realtek RTL8195AM devices before 284241d70308ff2519e40afd7b284ba892c730a3, the timer task and RX task would be locked when there are frequent and continuous Wi-Fi connection (with four-way handshake) failures in Soft AP mode.

Weakness: CWE-400

Which versions are affected by CVE-2022-34326?

It affects 1 product.

Products include Realtek Rtl8195am Firmware.

How do I fix CVE-2022-34326?

No fix has been published for CVE-2022-34326 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-34326 being exploited?

There is no known exploitation of CVE-2022-34326 in the wild and no public exploit code.

Sources

Also known as GHSA-f75q-r8vf-45pj.