Medium severity · published Jun 22, 2021
CVE-2021-34391
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…
5.5
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JL
Jetson Linux · Nvidia
before 32.5.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-34391
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-34391
Vendor Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5205
More from Jetson Linux
9.4
CVE-2026-24148
NVIDIA Jetson for JetPack contains a vulnerability in the system initialization logic, where an unprivileged attacker could cause the initialization of a resource with an insecure…
8.8
CVE-2024-0108
NVIDIA Jetson Linux contains a vulnerability in NvGPU where error handling paths in GPU MMU mapping code fail to clean up a failed mapping attempt
7.9
CVE-2022-42269
NVIDIA Trusted OS contains a vulnerability in an SMC call handler, where failure to validate untrusted input may allow a highly privileged local attacker to cause information…
7.8
CVE-2022-42270
NVIDIA distributions of Linux contain a vulnerability in nvdla_emu_task_submit, where unvalidated input may allow a local attacker to cause stack-based buffer overflow in kernel…
7.8
CVE-2021-1107
NVIDIA Linux kernel distributions contain a vulnerability in nvmap NVMAP_IOC_WRITE* paths, where improper access controls may lead to code execution, complete denial of service,…