What is CVE-2023-2019?

CVE-2023-2019 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.4 out of 10. CVE-2023-2019 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-2019?

CVE-2023-2019 has a CVSS score of 4.4 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2023-2019?

No patch is currently available for CVE-2023-2019. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2023-2019 actively exploited?

CVE-2023-2019 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2023-2019

Medium

A flaw was found in the Linux kernel's netdevsim device driver, within the scheduling of events. This issue results from the improper management of a reference count. This may allow an attacker to create a denial of service condition on the system.

Package Linux Kernel

Published 2023-04-24

Last modified 2025-03-18

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

4.4

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-911

CVE-2023-2019 is classified as CWE-911

See CWE-911 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2023-2019 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Zerodayinitiative
https://www.zerodayinitiative.com/advisories/ZDI-CAN-17811/

Third Party Advisory VDB Entry
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=2189137
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/180a6a3ee60a
Patch

Details

CVE ID CVE-2023-2019

Severity Medium

CVSS score 4.4 / 10

CVSS version 3.1

Published 2023-04-24

Modified 2025-03-18

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2023-2019?

CVE-2023-2019 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.4 out of 10 . CVE-2023-2019 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-2019?

CVE-2023-2019 has a CVSS score of 4.4 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:N/I:N/A:H.
Is there a patch available for CVE-2023-2019?

No patch is currently available for CVE-2023-2019. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2023-2019 actively exploited?

No — CVE-2023-2019 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.