CVE-2026-56168: CWE-476: NULL Pointer Dereference in Microsoft Windows 10 Version 21H2
Null pointer dereference in Windows SMB Server allows an authorized attacker to deny service over a network.
CVE-2026-56168: CWE-476: NULL Pointer Dereference in Microsoft Windows 10 Version 21H2
Description
Null pointer dereference in Windows SMB Server allows an authorized attacker to deny service over a network.
CVSS v3.1
Score 6.5medium
Affected software
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-19T13:53:31.989Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56168","vendor":"Microsoft"}]
Threat ID: 6a5676b968715ace43f0ae2d
Added to database: 07/14/2026, 17:49:45 UTC
Last updated: 07/14/2026, 17:49:45 UTC
Views: 1
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