RDMA/rxe: Fix iova-to-va conversion for MR page sizes != PAGE_SIZE
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
AI Analysis
Technical Summary
This vulnerability concerns the RDMA/rxe driver in Microsoft products, specifically an error in the conversion from IO virtual addresses (iova) to virtual addresses (va) when memory region (MR) page sizes are not equal to the system PAGE_SIZE. The incorrect conversion could potentially lead to unexpected behavior in memory handling. The affected products include Microsoft Azure Linux kernel 3.0. No further technical details or exploitation methods are provided.
Potential Impact
The impact details are not explicitly provided in the source data. The vulnerability involves memory address translation errors which could theoretically lead to memory corruption or unauthorized memory access, but no confirmed impact or exploitation in the wild is reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is available at this time.
RDMA/rxe: Fix iova-to-va conversion for MR page sizes != PAGE_SIZE
Description
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability concerns the RDMA/rxe driver in Microsoft products, specifically an error in the conversion from IO virtual addresses (iova) to virtual addresses (va) when memory region (MR) page sizes are not equal to the system PAGE_SIZE. The incorrect conversion could potentially lead to unexpected behavior in memory handling. The affected products include Microsoft Azure Linux kernel 3.0. No further technical details or exploitation methods are provided.
Potential Impact
The impact details are not explicitly provided in the source data. The vulnerability involves memory address translation errors which could theoretically lead to memory corruption or unauthorized memory access, but no confirmed impact or exploitation in the wild is reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is available at this time.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_vex
- Csaf Version
- 2.0
- Publisher
- Microsoft Security Response Center
- Advisory Id
- msrc_CVE-2026-46325
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a294d9c8dd33fbd853b00c4
Added to database: 6/10/2026, 11:42:20 AM
Last enriched: 6/10/2026, 12:03:45 PM
Last updated: 6/10/2026, 3:00:26 PM
Views: 4
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