What is CVE-2025-39707?

CVE-2025-39707 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a NULL Pointer Dereference flaw (CWE-476), affecting Linux kernel versions from 4.15 onward and patched in 6.12.44, 6.16.4 and 6.17. CVE-2025-39707 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2025-39707?

CVE-2025-39707 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-2025-39707?

Yes, CVE-2025-39707 has been patched. Fixed versions include 6.12.44, 6.16.4 and 6.17. If you are running Linux kernel 4.15 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2025-39707 actively exploited?

CVE-2025-39707 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is NULL Pointer Dereference (CWE-476)?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/476.html

CVE-2025-39707

Medium

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: check if hubbub is NULL in debugfs/amdgpu_dm_capabilities HUBBUB structure is not initialized on DCE hardware, so check if it is NULL to avoid null dereference while accessing amdgpu_dm_capabilities file in debugfs.

Package Linux Kernel

Published 2025-09-05

Last modified 2025-11-25

CVSS version 3.1

Patch available

Yes

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-476

CVE-2025-39707 is a NULL Pointer Dereference vulnerability

What is NULL Pointer Dereference?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. Learn more on MITRE CWE

Affected versions

Linux kernel versions 4.15 and later are affected. Fixed in 6.12.44, 6.16.4, 6.17 and their respective stable series.

Affected from

≥ 4.15

Fixed in

✓ 6.12.44 6.12.x ✓ 6.16.4 6.16.x ✓ 6.17

References

3 total

Kernel Git
https://git.kernel.org/stable/c/83cfdc2b018cd9c0f927b781d4e07c0d4a911fac

Patch
Kernel Git
https://git.kernel.org/stable/c/98e92fceb9507901e3e8b550e93b843306abd354

Patch
Kernel Git
https://git.kernel.org/stable/c/b4a69f7f29c8a459ad6b4d8a8b72450f1d9fd288

Patch

Details

CVE ID CVE-2025-39707

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-09-05

Modified 2025-11-25

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2025-39707?

CVE-2025-39707 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a NULL Pointer Dereference flaw (CWE-476) . It affects Linux kernel versions from 4.15 onward and has been patched in 6.12.44, 6.16.4 and 6.17. CVE-2025-39707 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2025-39707?

CVE-2025-39707 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-2025-39707?

Yes. CVE-2025-39707 has been patched. Fixed versions include 6.12.44, 6.16.4 and 6.17. If you are running Linux kernel 4.15 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2025-39707 actively exploited?

No. CVE-2025-39707 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.