Description
A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.
We have already fixed the vulnerability in the following versions:
QTS 5.2.9.3492 build 20260507 and later
QuTS hero h5.2.9.3499 build 20260514 and later
QuTS hero h5.3.4.3500 build 20260520 and later
QuTS hero h6.0.0.3459 build 20260409 and later
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| QNAP Systems | QTS | 5.2.0 – < 5.2.9.3492 build 20260507 | 5.2.9.3492 build 20260507 |
| QNAP Systems | QuTS hero | h5.2.0 – < h5.2.9.3499 build 20260514, h5.3.0 – < h5.3.4.3500 build 20260520, ? – < h6.0.0.3459 build 20260409 | h5.2.9.3499 build 20260514 |