What is CVE-2026-46199?

CVE-2026-46199 is a High severity Linux kernel vulnerability with a CVSS score of 7.1 out of 10, affecting Linux kernel versions from 5.13 onward and patched in 6.1.175, 6.6.140, 6.12.90 and others. CVE-2026-46199 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2026-46199?

CVE-2026-46199 has a CVSS score of 7.1 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:N/A:H.

Is there a patch available for CVE-2026-46199?

Yes, CVE-2026-46199 has been patched. Fixed versions include 6.1.175, 6.6.140, 6.12.90 and others. If you are running Linux kernel 5.13 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2026-46199 actively exploited?

CVE-2026-46199 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2026-46199

High

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg Check bounds against the end of the BO whenever we access the msg.

Package Linux Kernel

Published 2026-05-28

Last modified 2026-06-01

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.1

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

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

Affected versions

Linux kernel versions 5.13 and later are affected. Fixed in 6.1.175, 6.6.140, 6.12.90, 6.18.32, 7.0.9, 7.1-rc1 and their respective stable series.

Affected from

≥ 5.13

Fixed in

✓ 6.1.175 6.1.x ✓ 6.6.140 6.6.x ✓ 6.12.90 6.12.x ✓ 6.18.32 6.18.x ✓ 7.0.9 7.0.x ✓ 7.1-rc1

References

The following references provide additional information about CVE-2026-46199 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/0a78f2bac1424deb7c9d5e09c6b8e849d8e8b648
Patch
Kernel patch commit
https://git.kernel.org/stable/c/3c817a60b09eaab926e475088e750936efcc95ae
Patch
Kernel patch commit
https://git.kernel.org/stable/c/63b51e8a9d54317d31cc3856c1e12407070d5fc2
Patch

6 patch commits total View all on NVD

Details

CVE ID CVE-2026-46199

Severity High

CVSS score 7.1 / 10

CVSS version 3.1

Published 2026-05-28

Modified 2026-06-01

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2026-46199?

CVE-2026-46199 is a High severity Linux kernel vulnerability with a CVSS score of 7.1 out of 10 . It affects Linux kernel versions from 5.13 onward and has been patched in 6.1.175, 6.6.140, 6.12.90 and others. CVE-2026-46199 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2026-46199?

CVE-2026-46199 has a CVSS score of 7.1 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:N/A:H.
Is there a patch available for CVE-2026-46199?

Yes — CVE-2026-46199 has been patched. Fixed versions include 6.1.175, 6.6.140, 6.12.90 and others. If you are running Linux kernel 5.13 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2026-46199 actively exploited?

No — CVE-2026-46199 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.