CVE-2021-34382

low-risk
Published 2021-06-30

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel’s tz_map_shared_mem function where an integer overflow on the size parameter causes the request buffer and the logging buffer to overflow, allowing writes to arbitrary addresses within the kernel.

Do I need to act?

-
0.06% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.7/10 Medium
LOCAL / HIGH complexity

Affected Products (1)

Affected Vendors

Nvidia

References (2)

Vendor Advisory https://nvidia.custhelp.com/app/answers/detail/a_id/5205
Vendor Advisory https://nvidia.custhelp.com/app/answers/detail/a_id/5205
22
/ 100
low-risk
Severity 17/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal