RDMA/ocrdma: Don't NULL deref uctx on errors in ocrdma_copy_pd_uresp()
CVE-2026-46127 is a vulnerability in the RDMA/ocrdma component related to improper handling of errors in the function ocrdma_copy_pd_uresp(), which can lead to a NULL pointer dereference. The vulnerability affects Microsoft products including Azure Linux 3. 0. No CVSS score or detailed impact information is provided, and there is no indication of known exploits in the wild. Patch availability is not confirmed from the provided data.
AI Analysis
Technical Summary
This vulnerability involves a NULL pointer dereference in the RDMA/ocrdma driver when errors occur in the ocrdma_copy_pd_uresp() function. The issue could cause a denial of service or system instability due to improper error handling. The affected products include Microsoft and Azure Linux 3.0 versions. No further technical details or exploitation methods are described in the available data.
Potential Impact
The impact is limited to potential system crashes or denial of service caused by NULL pointer dereference in the affected RDMA driver component. There is no evidence of remote code execution or data compromise from the provided information. No known exploits are reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the Microsoft Security Response Center advisory for current remediation guidance. No vendor advisory or patch links are provided in the data. Until a patch is available, monitor official Microsoft channels for updates.
RDMA/ocrdma: Don't NULL deref uctx on errors in ocrdma_copy_pd_uresp()
Description
CVE-2026-46127 is a vulnerability in the RDMA/ocrdma component related to improper handling of errors in the function ocrdma_copy_pd_uresp(), which can lead to a NULL pointer dereference. The vulnerability affects Microsoft products including Azure Linux 3. 0. No CVSS score or detailed impact information is provided, and there is no indication of known exploits in the wild. Patch availability is not confirmed from the provided data.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a NULL pointer dereference in the RDMA/ocrdma driver when errors occur in the ocrdma_copy_pd_uresp() function. The issue could cause a denial of service or system instability due to improper error handling. The affected products include Microsoft and Azure Linux 3.0 versions. No further technical details or exploitation methods are described in the available data.
Potential Impact
The impact is limited to potential system crashes or denial of service caused by NULL pointer dereference in the affected RDMA driver component. There is no evidence of remote code execution or data compromise from the provided information. No known exploits are reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the Microsoft Security Response Center advisory for current remediation guidance. No vendor advisory or patch links are provided in the data. Until a patch is available, monitor official Microsoft channels for updates.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_vex
- Csaf Version
- 2.0
- Publisher
- Microsoft Security Response Center
- Advisory Id
- msrc_CVE-2026-46127
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a19fed0e29bf47b500fe3d4
Added to database: 5/29/2026, 9:02:08 PM
Last enriched: 5/29/2026, 9:14:12 PM
Last updated: 5/31/2026, 4:56:19 AM
Views: 3
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