What is CVE-2026-46296?

CVE-2026-46296 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 6.0 onward and patched in 6.1.176, 6.6.140, 6.12.88 and others. CVE-2026-46296 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2026-46296?

CVE-2026-46296 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-2026-46296?

Yes, CVE-2026-46296 has been patched. Fixed versions include 6.1.176, 6.6.140, 6.12.88 and others. If you are running Linux kernel 6.0 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2026-46296 actively exploited?

CVE-2026-46296 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-2026-46296

Medium

In the Linux kernel, the following vulnerability has been resolved: spi: s3c64xx: fix NULL-deref on driver unbind A change moving DMA channel allocation from probe() back to s3c64xx_spi_prepare_transfer() failed to remove the corresponding deallocation from remove(). Drop the bogus DMA channel release from remove() to avoid triggering a NULL-pointer dereference on driver unbind. This issue was flagged by Sashiko when reviewing a controller deregistration fix.

Package Linux Kernel

Published 2026-06-08

Last modified 2026-07-23

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-2026-46296 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 6.0 and later are affected. Fixed in 6.1.176, 6.6.140, 6.12.88, 6.18.30, 7.0.7, 7.1 and their respective stable series.

Affected from

≥ 6.0

Fixed in

✓ 6.1.176 6.1.x ✓ 6.6.140 6.6.x ✓ 6.12.88 6.12.x ✓ 6.18.30 6.18.x ✓ 7.0.7 7.0.x ✓ 7.1

References

6 total

Kernel Git
https://git.kernel.org/stable/c/1108b8722b9ff0cdd3e8aa18d98244fcd93b6760

Patch
Kernel Git
https://git.kernel.org/stable/c/1b66f16a571a10ba8889ac471755c8af9c5b9266

Patch
Kernel Git
https://git.kernel.org/stable/c/22788b1a8611380b141e09a8896702e32d164238

Patch
Kernel Git
https://git.kernel.org/stable/c/29e219a18e21258bdb4ee12cecd0e9ec87d7e6a7

Patch
Kernel Git
https://git.kernel.org/stable/c/323a258f4b1916b5a3098618e036e033b2f2317f

Patch

Showing 5 of 6 references View all on NVD

Details

CVE ID CVE-2026-46296

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2026-06-08

Modified 2026-07-23

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2026-46296?

CVE-2026-46296 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 6.0 onward and has been patched in 6.1.176, 6.6.140, 6.12.88 and others. CVE-2026-46296 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2026-46296?

CVE-2026-46296 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-2026-46296?

Yes. CVE-2026-46296 has been patched. Fixed versions include 6.1.176, 6.6.140, 6.12.88 and others. If you are running Linux kernel 6.0 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2026-46296 actively exploited?

No. CVE-2026-46296 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.