CVE-2026-32216: CWE-476: NULL Pointer Dereference in Microsoft Windows 11 version 26H1
Null pointer dereference in Windows Redirected Drive Buffering allows an authorized attacker to deny service locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-32216) involves a null pointer dereference in the Windows Redirected Drive Buffering component of Windows 11 version 26H1. An attacker with local authorized access can exploit this flaw to cause a denial of service condition, resulting in system instability or crash. The vulnerability does not impact confidentiality or integrity but affects availability. Microsoft has released an official patch to remediate this issue.
Potential Impact
The impact of this vulnerability is a denial of service (DoS) condition on affected Windows 11 version 26H1 systems. It requires local authorized access and does not affect data confidentiality or integrity. There are no known exploits in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the vendor-provided patch as detailed in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32216 to remediate this vulnerability.
CVE-2026-32216: CWE-476: NULL Pointer Dereference in Microsoft Windows 11 version 26H1
Description
Null pointer dereference in Windows Redirected Drive Buffering allows an authorized attacker to deny service locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-32216) involves a null pointer dereference in the Windows Redirected Drive Buffering component of Windows 11 version 26H1. An attacker with local authorized access can exploit this flaw to cause a denial of service condition, resulting in system instability or crash. The vulnerability does not impact confidentiality or integrity but affects availability. Microsoft has released an official patch to remediate this issue.
Potential Impact
The impact of this vulnerability is a denial of service (DoS) condition on affected Windows 11 version 26H1 systems. It requires local authorized access and does not affect data confidentiality or integrity. There are no known exploits in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the vendor-provided patch as detailed in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32216 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-11T01:49:58.660Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32216","vendor":"Microsoft"}]
Threat ID: 69de7a3682d89c981fd6bd4c
Added to database: 4/14/2026, 5:32:38 PM
Last enriched: 4/14/2026, 6:02:54 PM
Last updated: 4/15/2026, 6:06:05 AM
Views: 10
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