CVE-2021-34382
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.20%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.20% probability · 11th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-190
- Affected
- nvidia/jetson linux
- Source
- psirt@nvidia.com
References
- https://nvidia.custhelp.com/app/answers/detail/a_id/5205Vendor Advisory
- https://nvidia.custhelp.com/app/answers/detail/a_id/5205Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.