openvswitch: cap upcall PID array size and pre-size vport replies
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
AI Analysis
Technical Summary
This vulnerability, identified as CVE-2026-45840, concerns openvswitch components in Microsoft and Azure Linux 3.0 environments, specifically related to cap upcall PID array size and pre-sizing of vport replies. The description and technical details are minimal, with no CVSS score or patch information provided. No known exploitation has been reported to date.
Potential Impact
The impact details are not explicitly provided. Without further information, it is unclear what the exact consequences of this vulnerability are. No known exploits have been observed, suggesting limited or no active exploitation at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is available from the provided data.
openvswitch: cap upcall PID array size and pre-size vport replies
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, identified as CVE-2026-45840, concerns openvswitch components in Microsoft and Azure Linux 3.0 environments, specifically related to cap upcall PID array size and pre-sizing of vport replies. The description and technical details are minimal, with no CVSS score or patch information provided. No known exploitation has been reported to date.
Potential Impact
The impact details are not explicitly provided. Without further information, it is unclear what the exact consequences of this vulnerability are. No known exploits have been observed, suggesting limited or no active exploitation at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is available from the provided data.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_vex
- Csaf Version
- 2.0
- Publisher
- Microsoft Security Response Center
- Advisory Id
- msrc_CVE-2026-45840
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a18ab92e29bf47b5028968b
Added to database: 05/28/2026, 20:54:42 UTC
Last enriched: 05/28/2026, 21:13:21 UTC
Last updated: 07/31/2026, 19:22:59 UTC
Views: 62
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