Unchecked Return Value in QAT drivers for Windows - CVE-2026-20793
Published: May 14, 2026
Vulnerability identifier: #VU131398
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-20793
CWE-ID: CWE-252
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to compromise the target system.
The vulnerability exists due to unchecked return value. A local user can perform a denial of service (DoS) attack.
Affected software
QAT drivers for Windows
How to mitigate CVE-2026-20793
Install updates from vendor's website.
QAT drivers for Windows - update to 1.13