SB2022020181 - Denial of service in NVIDIA vGPU Software
Published: February 1, 2022
Security Bulletin ID
SB2022020181
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Resource management error (CVE-ID: CVE-2022-21816)
CWE-ID: CWE-399 - Resource Management Errors
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources in the Virtual GPU Manager (nvidia.ko). A remote user on the guest OS can cause a GPU interrupt storm on the hypervisor host, leading to a denial of service.
Remediation
Install update from vendor's website.