CVE-2026-42915
MEDIUM EPSS 30.1%
Published Jun 9, 20263w ago · Modified Jun 19, 20261w ago
5.5 CVSS 3.1
Published Jun 9, 2026 3w ago
Last Modified Jun 19, 2026 1w ago
Description
Incorrect calculation of buffer size in Windows VMSwitch allows an authorized attacker to deny service locally.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
EPSS Exploit Probability
30.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-131
Affected Products 16
| Vendor | Product | Version | Range |
|---|---|---|---|
| microsoft | windows_10_21h2 | * | <10.0.19044.7417 |
| microsoft | windows_10_21h2 | * | <10.0.19044.7417 |
| microsoft | windows_10_21h2 | * | <10.0.19044.7417 |
| microsoft | windows_10_22h2 | * | <10.0.19045.7417 |
| microsoft | windows_10_22h2 | * | <10.0.19045.7417 |
| microsoft | windows_10_22h2 | * | <10.0.19045.7417 |
| microsoft | windows_11_23h2 | * | <10.0.22631.7219 |
| microsoft | windows_11_23h2 | * | <10.0.22631.7219 |
| microsoft | windows_11_24h2 | * | <10.0.26100.8655 |
| microsoft | windows_11_24h2 | * | <10.0.26100.8655 |
| microsoft | windows_11_25h2 | * | <10.0.26200.8655 |
| microsoft | windows_11_25h2 | * | <10.0.26200.8655 |
| microsoft | windows_11_26h1 | * | <10.0.28000.2269 |
| microsoft | windows_11_26h1 | * | <10.0.28000.2269 |
| microsoft | windows_server_2022 | * | <10.0.20348.5256 |
| microsoft | windows_server_2025 | * | <10.0.26100.32995 |
References 1
- msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42915
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.