CVE-2021-34373
Trusty trusted Linux kernel (TLK) contains a vulnerability in the NVIDIA TLK kernel where a lack...
Trusty trusted Linux kernel (TLK) contains a vulnerability in the NVIDIA TLK kernel where a lack of heap hardening could cause heap overflows, which might lead to information disclosure and denial of service.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Trusty trusted Linux kernel (TLK) contains a vulnerability in the NVIDIA TLK kernel where a lack of heap hardening could cause heap overflows, which might lead to information disclosure and denial of service.
- Record
CVE-2021-34373- CVSS 3.1
- 7.9 High
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:H - Updated
- 2026-11-02
EUVDEUVD-2021-21031
Trusty trusted Linux kernel (TLK) contains a vulnerability in the NVIDIA TLK kernel where a lack of heap hardening could cause heap overflows, which might lead to information disclosure and denial of service.
- Record
EUVD-2021-21031- CVSS 3.1
- 7.9 High
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mh32-w5r7-jx6m No score
Trusty trusted Linux kernel (TLK) contains a vulnerability in the NVIDIA TLK kernel where a lack...
Trusty trusted Linux kernel (TLK) contains a vulnerability in the NVIDIA TLK kernel where a lack of heap hardening could cause heap overflows, which might lead to information disclosure and denial of service.
- Record
GHSA-mh32-w5r7-jx6m- Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
Trusty trusted Linux kernel (TLK) contains a vulnerability in the NVIDIA TLK kernel where a lack of heap hardening could cause heap overflows, which might lead to information disclosure and denial of service.
- Record
CVE-2021-34373- CVSS 3.1
- 7.9 High
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:H - CVSS 3.1
- 6.0 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H - CVSS 2.0
- 3.6 Low
AV:L/AC:L/Au:N/C:P/I:N/A:P - Weakness
- CWE-787
- 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-2021-34373 is a high vulnerability (CVSS 7.9) in Nvidia Jetson Linux, published June 30, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.