CVE-2021-34390
Trusty TLK contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks...
Trusty contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow through a specific SMC call that is triggered by the user, which may lead to denial of service.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Trusty contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow through a specific SMC call that is triggered by the user, which may lead to denial of service.
- Record
CVE-2021-34390- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H - Updated
- 2026-11-02
EUVDEUVD-2021-21048
Trusty contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow through a specific SMC call that is triggered by the user, which may lead to denial of service.
- Record
EUVD-2021-21048- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8r7f-pjwj-ww9c No score
Trusty TLK contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks...
Trusty TLK contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow on the size parameter of the tz_map_shared_mem function.
- Record
GHSA-8r7f-pjwj-ww9c- Weakness
- CWE-190
- Updated
- 2026-11-02
NVD
Trusty contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow through a specific SMC call that is triggered by the user, which may lead to denial of service.
- Record
CVE-2021-34390- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-190
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-34390 is a medium vulnerability (CVSS 5.3) in Nvidia Jetson Linux, published June 22, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 8th percentile. No source names a fixed version.