What is CVE-2023-38432?

CVE-2023-38432 is a Critical severity Linux kernel vulnerability with a CVSS score of 9.1 out of 10, classified as a Out-of-bounds Read flaw (CWE-125). CVE-2023-38432 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-38432?

CVE-2023-38432 has a CVSS score of 9.1 out of 10, rated Critical severity. The vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

Is there a patch available for CVE-2023-38432?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2023-38432 patch availability.

Is CVE-2023-38432 actively exploited?

CVE-2023-38432 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Out-of-bounds Read (CWE-125)?

The product reads data past the end or before the beginning of the intended buffer. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/125.html

CVE-2023-38432

Critical

An issue was discovered in the Linux kernel before 6.3.10. fs/smb/server/smb2misc.c in ksmbd does not validate the relationship between the command payload size and the RFC1002 length specification, leading to an out-of-bounds read.

Package Linux Kernel

Published 2023-07-18

Last modified 2024-11-21

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

9.1

out of 10

Critical

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-125

CVE-2023-38432 is a Out-of-bounds Read vulnerability

What is Out-of-bounds Read?

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

References

3 total

Kernel Git
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/smb/server?id=2b9b8f3b68edb3d67d79962f02e26dbb5ae3808d

Patch
Kernel.org
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.10

Release Notes
Security
https://security.netapp.com/advisory/ntap-20230831-0002/

Third Party Advisory VDB Entry

Details

CVE ID CVE-2023-38432

Severity Critical

CVSS score 9.1 / 10

CVSS version 3.1

Published 2023-07-18

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2023-38432?

CVE-2023-38432 is a Critical severity Linux kernel vulnerability with a CVSS score of 9.1 out of 10 , classified as an Out-of-bounds Read flaw (CWE-125) . CVE-2023-38432 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-38432?

CVE-2023-38432 has a CVSS score of 9.1 out of 10, rated Critical severity (CVSS 3.1). The vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.
Is there a patch available for CVE-2023-38432?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2023-38432 patch availability.
Is CVE-2023-38432 actively exploited?

No. CVE-2023-38432 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.