#VU6771 Null pointer dereference in nVidia products - CVE-2017-0349

Vulnerability identifier: #VU6771

Vulnerability risk: Low

CVSSv4.0: 7.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2017-0349

CWE-ID: CWE-476

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
NVIDIA Windows GPU Display Driver
Client/Desktop applications / Virtualization software
Quandro
Client/Desktop applications / Multimedia software
NVS
Client/Desktop applications / Multimedia software
Tesla
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: nVidia

Description
The vulnerability allows a local attacker to cause DoS condition or gain elevated privileges on the target system.

The weakness exists in the kernel mode layer (nvlddmkm.sys) handler for DxgDdiEscape due to improper input validation. A local attacker can provide a specially crafted input, trigger NULL pointer dereference and cause denial of service or potentially escalate privileges.

Successful exploitation of the vulnerability may result in full access to the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

NVIDIA Windows GPU Display Driver: 304 - 375.63

Quandro: 340 - 367

NVS: 304 - 375.63

Tesla: 361.93 - 367.55

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External links
https://nvidia.custhelp.com/app/answers/detail/a_id/4462/~/security-bulletin%3A-nvidia-gpu-display-dr...

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.