What is CVE-2023-2008?

CVE-2023-2008 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10. CVE-2023-2008 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-2008?

CVE-2023-2008 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2023-2008?

No patch is currently available for CVE-2023-2008. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2023-2008 actively exploited?

CVE-2023-2008 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2023-2008

High

A flaw was found in the Linux kernel's udmabuf device driver. The specific flaw exists within a fault handler. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an array. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the kernel.

Package Linux Kernel

Published 2023-04-14

Last modified 2025-05-05

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-129

CVE-2023-2008 is classified as CWE-129

See CWE-129 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2023-2008 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Security
https://security.netapp.com/advisory/ntap-20230517-0007/

Third Party Advisory
Zerodayinitiative
https://www.zerodayinitiative.com/advisories/ZDI-23-441/

Third Party Advisory VDB Entry
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=2186862
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/05b252cccb2e5c3f56119d25de684b4f810ba4
Patch

Details

CVE ID CVE-2023-2008

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2023-04-14

Modified 2025-05-05

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2023-2008?

CVE-2023-2008 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 . CVE-2023-2008 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-2008?

CVE-2023-2008 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2023-2008?

No patch is currently available for CVE-2023-2008. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2023-2008 actively exploited?

No — CVE-2023-2008 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.