What is CVE-2021-34373?

CVE-2021-34373 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.0 out of 10, classified as a Out-of-bounds Write flaw (CWE-787). CVE-2021-34373 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2021-34373?

CVE-2021-34373 has a CVSS score of 6.0 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H.

Is there a patch available for CVE-2021-34373?

No patch is currently available for CVE-2021-34373. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2021-34373 actively exploited?

CVE-2021-34373 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Out-of-bounds Write (CWE-787)?

The product writes data past the end or before the beginning of the intended buffer. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/787.html

CVE-2021-34373

Medium

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.

Package Linux Kernel

Published 2021-06-30

Last modified 2024-11-21

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

6.0

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H

Weakness type

CWE-787

CVE-2021-34373 is a Out-of-bounds Write vulnerability

What is Out-of-bounds Write?

The product writes data past the end or before the beginning of the intended buffer. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2021-34373 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Nvidia
https://nvidia.custhelp.com/app/answers/detail/a_id/5205

Vendor Advisory

Details

CVE ID CVE-2021-34373

Severity Medium

CVSS score 6.0 / 10

CVSS version 3.1

Published 2021-06-30

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2021-34373?

CVE-2021-34373 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.0 out of 10 , classified as an Out-of-bounds Write flaw (CWE-787) . CVE-2021-34373 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2021-34373?

CVE-2021-34373 has a CVSS score of 6.0 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H.
Is there a patch available for CVE-2021-34373?

No patch is currently available for CVE-2021-34373. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2021-34373 actively exploited?

No — CVE-2021-34373 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Out-of-bounds Write (CWE-787)?

The product writes data past the end or before the beginning of the intended buffer. View CWE-787 on MITRE CWE →