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CVE-2026-34350 · Windows Storport Miniport Driver Denial of Service Vulnerability

Null pointer dereference in Windows Storport Miniport Driver allows an unauthorized attacker to deny service over a network.

Severity
Important
Impact
Denial of Service
CVSS
6.5 base · 5.7 temporal
Release
2026-05-12
Signals
Windows Storport Miniport Driver Denial of Service Exploited: No Publicly disclosed: No Exploitability: Exploitation Unlikely
CWE
CWE-476: NULL Pointer Dereference
Patch Diff
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Description
Null pointer dereference in Windows Storport Miniport Driver allows an unauthorized attacker to deny service over a network.
FAQ / Articles
FAQ
According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do? To trigger this vulnerability, a user must actively connect to the affected server and run a specific command. The vulnerability cannot be triggered automatically or in the background; it only occurs when a user intentionally interacts with the server using this command.