CVE-2025-40311: accel/habanalabs: support mapping cb with vmalloc-backed coherent memory
Published Dec 8, 2025
·Updated
accel/habanalabs: support mapping cb with vmalloc-backed coherent memory
Affected Software
3 affected componentsFixes available
Event History
Dec 8, 2025
CVE Published
via MITRE·12:46 AM
Data Sourced
via MITRE·12:46 AM
Description
Data Sourced
via NVD·01:16 AM
Description
Dec 9, 2025
Data Sourced
via Microsoft·01:03 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·01:03 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2025-40311?
CVE-2025-40311 has been classified with a severity level that can impact systems utilizing IOMMU when dma_alloc_coherent() is invoked with GFP_USER.
2
How do I fix CVE-2025-40311?
To fix CVE-2025-40311, update your Linux kernel to the latest version that addresses this vulnerability.
3
Which systems are affected by CVE-2025-40311?
CVE-2025-40311 affects the Linux kernel and the Microsoft azl3 kernel 6.6.112.1-2.
4
What potential impact does CVE-2025-40311 pose?
CVE-2025-40311 may lead to memory allocation issues that could compromise system stability or performance.
5
Is there a known exploit for CVE-2025-40311?
As of now, there are no publicly disclosed exploits available for CVE-2025-40311, but mitigation is recommended.