Vulnerability in Linux Kernel
CVE-2021-23201
NVIDIA GPU and Tegra hardware contain a vulnerability in an internal microcontroller, which may allow a user with elevated privileges to generate valid microcode by identifying, exploiting, and loading vulnerable microcode. Such an attack could lead to information disclosure, data corruption, or denial of service of the device. The scope may extend to other components.
EPSS: 0.003 (19.7th 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_gtx_950
- Nvidia Geforce_gtx_960
- Nvidia Geforce_gtx_970
- Nvidia Geforce_gtx_980
- Nvidia Geforce_gtx_titan_x
- Nvidia Jetson_nano
- Nvidia Jetson_tx1
- Nvidia Gpu And Tegra Hardware — versions Turing, Volta, Pascal, Maxwell, Tegra X1, Tegra X1+, Tegra TX2, Xavier
References
- psirt@nvidia.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-23201?
- CVE-2021-23201 is a high-severity vulnerability in Linux Kernel. CVSS score: 7.5/10. Published 2021-11-20.
- How severe is CVE-2021-23201?
- High severity. CVSS v3 base score is 7.5 out of 10.