VDB-185612 · CVE-2021-1116 · GCVE-0-2021-1116

NVIDIA GPU Display Driver on Windows Kernel Mode Layer nvlddmkm.sys null pointer dereference

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in NVIDIA GPU Display Driver on Windows. This impacts an unknown function in the library nvlddmkm.sys of the component Kernel Mode Layer. Such manipulation leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2021-1116. Local access is required to approach this attack. No exploit exists.

Detailsinfo

A vulnerability was found in NVIDIA GPU Display Driver on Windows (Hardware Driver Software) (version unknown) and classified as problematic. Affected by this issue is an unknown function in the library nvlddmkm.sys of the component Kernel Mode Layer. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability.

The weakness was disclosed 10/28/2021. The advisory is shared for download at nvidia.custhelp.com. This vulnerability is handled as CVE-2021-1116 since 11/12/2020. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Hardware Driver Software

Vendor

NVIDIA

Name

GPU Display Driver

License

commercial

Website

Vendor: https://www.nvidia.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.5
CNA Vector (NVIDIA Corporation): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/12/2020 🔍
10/28/2021 +349 days 🔍
10/28/2021 +0 days 🔍
11/01/2021 +4 days 🔍

Sourcesinfo

Vendor: nvidia.com

Advisory: nvidia.custhelp.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-1116 (🔍)
GCVE (CVE): GCVE-0-2021-1116
GCVE (VulDB): GCVE-100-185612

Entryinfo

Created: 10/28/2021 13:24
Updated: 11/01/2021 11:35
Changes: 10/28/2021 13:24 (49), 11/01/2021 11:28 (2), 11/01/2021 11:35 (7)
Complete: 🔍
Cache ID: 216::103