CVE-2026-46230: drm/amdgpu/vcn3: Prevent OOB reads when parsing dec msg

Published May 28, 2026
·
Updated

drm/amdgpu/vcn3: Prevent OOB reads when parsing dec msg

Affected Software

8 affected componentsFixes available
Linux Linux kernel (amdgpu vcn3)
Linux Linux kernel>=5.13<5.15.209
Linux Linux kernel>=5.16<6.1.175
Linux Linux kernel>=6.2<6.6.140
Linux Linux kernel>=6.7<6.12.90
Linux Linux kernel>=6.13<6.18.32
Linux Linux kernel>=6.19<7.0.9
Microsoft azl3 kernel 6.6.139.1-1<6.6.141.1-1
6.6.141.1-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 6.6.141.1-1
  2. Compensating control

    Update the Linux kernel module drm/amdgpu/vcn3 to include the fix for the resolved vulnerability “drm/amdgpu/vcn3: Prevent OOB reads when parsing dec msg” (prevents out-of-bounds reads when parsing dec msg).

Event History

May 28, 2026
CVE Published
via MITRE·09:40 AM
Data Sourced
via MITRE·09:40 AM
DescriptionSeverity
Data Sourced
via NVD·10:16 AM
RemedyDescriptionSeverityWeaknessAffected Software
May 29, 2026
Data Sourced
via Microsoft·08:06 AM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-46230?

The severity of CVE-2026-46230 is rated high with a score of 7.1.

2

What vulnerabilities does CVE-2026-46230 address?

CVE-2026-46230 addresses out-of-bounds reads when parsing decode messages in the Linux kernel's amdgpu vcn3.

3

How do I fix CVE-2026-46230?

To fix CVE-2026-46230, ensure that your system is updated to the latest version of the Linux kernel that closes this vulnerability.

4

What systems are affected by CVE-2026-46230?

CVE-2026-46230 affects the Linux kernel specifically within the amdgpu vcn3 implementation.

5

When was CVE-2026-46230 published?

CVE-2026-46230 was published on May 28, 2026.

Contact

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