What is CVE-2021-23217?

CVE-2021-23217 is a high-severity vulnerability in Linux Kernel. CVSS score: 7.5/10. Published 2021-11-20.

How severe is CVE-2021-23217?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Linux Kernel

CVE-2021-23217

NVIDIA GPU and Tegra hardware contain a vulnerability in the internal microcontroller, which may allow a user with elevated privileges to instantiate a DMA write operation only within a specific time window timed to corrupt code execution, which may impact confidentiality, integrity, or availability. The scope impact may extend to other components.

EPSS: 0.003 (22.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Linux Linux_kernel
Microsoft Windows
Nvidia Geforce_gt_605
Nvidia Geforce_gt_610
Nvidia Geforce_gt_620
Nvidia Geforce_gt_625
Nvidia Geforce_gt_630
Nvidia Geforce_gt_635
Nvidia Geforce_gt_640
Nvidia Geforce_gt_705

References

psirt@nvidia.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-23217?: CVE-2021-23217 is a high-severity vulnerability in Linux Kernel. CVSS score: 7.5/10. Published 2021-11-20.
How severe is CVE-2021-23217?: High severity. CVSS v3 base score is 7.5 out of 10.