CVE-2025-24519 Memory corruption in Intel(R) QAT Windows software

Medium 6.8 Published 11 Nov 2025 Updated 26 Feb 2026

A buffer overflow in Intel QAT Windows software allows local attackers to escalate privileges and modify data.

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-2025-24519?

CVE-2025-24519 is a medium-severity memory corruption vulnerability in Intel(R) QAT Windows software, published on 11 Nov 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Buffer overflow for some Intel(R) QAT Windows software before version 2.6.0. within Ring 3: User Applications may allow an escalation of privilege. System software adversary with an authenticated user combined with a low complexity attack may enable data manipulation. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (none), integrity (high) and availability (none) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.

Weakness: CWE-120

Which versions are affected by CVE-2025-24519?

It affects 1 product.

Products include Intel Quickassist Technology.

How do I fix CVE-2025-24519?

No fix has been published for CVE-2025-24519 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-2025-24519 being exploited?

There is no known exploitation of CVE-2025-24519 in the wild and no public exploit code.

Sources

Also known as GHSA-qr8g-hpxm-4c3j.