CVE-2026-46229: drm/amdkfd: Clear VRAM on allocation to prevent stale data exposure
Published May 28, 2026
·Updated
drm/amdkfd: Clear VRAM on allocation to prevent stale data exposure
Affected Software
6 affected componentsFixes available
AMD drm/amdkfd (Linux kernel)
Linux Linux kernel>=5.4<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.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.6.141.1-1
Event History
May 28, 2026
CVE Published
via MITRE·09:40 AM
Data Sourced
via MITRE·09:40 AM
Description
Data Sourced
via NVD·10:16 AM
RemedyDescriptionSeverityAffected Software
May 29, 2026
Data Sourced
via Microsoft·08:03 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·08:03 AM
Affected Software
Updated
via Microsoft·08:03 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2026-46229?
CVE-2026-46229 has a risk rating of 37.
2
What does CVE-2026-46229 address in the Linux kernel?
CVE-2026-46229 addresses the need to clear VRAM on allocation to prevent stale data exposure in AMD KFD VRAM.
3
How do I fix CVE-2026-46229?
To fix CVE-2026-46229, ensure that you update your Linux kernel to the patched version that includes the fix for VRAM allocation.
4
Who is affected by CVE-2026-46229?
Users of the AMD drm/amdkfd component in the Linux kernel are affected by CVE-2026-46229.
5
What is the main risk associated with CVE-2026-46229?
The main risk associated with CVE-2026-46229 is the potential exposure of stale data in freshly allocated VRAM.