What is CVE-2024-23851?

CVE-2024-23851 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Integer Overflow flaw (CWE-190). CVE-2024-23851 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-23851?

CVE-2024-23851 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2024-23851?

No patch is currently available for CVE-2024-23851. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2024-23851 actively exploited?

CVE-2024-23851 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/190.html

CVE-2024-23851

Medium

copy_params in drivers/md/dm-ioctl.c in the Linux kernel through 6.7.1 can attempt to allocate more than INT_MAX bytes, and crash, because of a missing param_kernel->data_size check. This is related to ctl_ioctl.

Package Linux Kernel

Published 2024-01-23

Last modified 2025-11-04

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-190

CVE-2024-23851 is a Integer Overflow vulnerability

What is Integer Overflow?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2024-23851 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Debian Security
https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
Debian Security
https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
Lists
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZOU3745CWCDZ7EMKMXB2OEEIB5Q3IWM/
Spinics
https://www.spinics.net/lists/dm-devel/msg56574.html

Mailing List Third Party Advisory
Spinics
https://www.spinics.net/lists/dm-devel/msg56694.html

Mailing List Third Party Advisory
Lists
https://lists.fedoraproject.org/archives/list/[email protected]/message/EZOU3745CWCDZ7EMKMXB2OEEIB5Q3IWM/

Details

CVE ID CVE-2024-23851

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-01-23

Modified 2025-11-04

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2024-23851?

CVE-2024-23851 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as an Integer Overflow flaw (CWE-190) . CVE-2024-23851 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-23851?

CVE-2024-23851 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2024-23851?

No patch is currently available for CVE-2024-23851. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2024-23851 actively exploited?

No — CVE-2024-23851 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. View CWE-190 on MITRE CWE →