5.7

CVE-2026-42915

Medienbericht

Windows TCP/IP Denial of Service Vulnerability

Incorrect calculation of buffer size in Windows VMSwitch allows an authorized attacker to deny service over an adjacent network.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Windows 10 21h2 HwPlatformarm64 Version < 10.0.19044.7417
Microsoft ≫ Windows 10 21h2 HwPlatformx64 Version < 10.0.19044.7417
Microsoft ≫ Windows 10 21h2 HwPlatformx86 Version < 10.0.19044.7417
Microsoft ≫ Windows 10 22h2 HwPlatformarm64 Version < 10.0.19045.7417
Microsoft ≫ Windows 10 22h2 HwPlatformx64 Version < 10.0.19045.7417
Microsoft ≫ Windows 10 22h2 HwPlatformx86 Version < 10.0.19045.7417
Microsoft ≫ Windows 11 23h2 HwPlatformarm64 Version < 10.0.22631.7219
Microsoft ≫ Windows 11 23h2 HwPlatformx64 Version < 10.0.22631.7219
Microsoft ≫ Windows 11 24h2 HwPlatformarm64 Version < 10.0.26100.8655
Microsoft ≫ Windows 11 24h2 HwPlatformx64 Version < 10.0.26100.8655
Microsoft ≫ Windows 11 25h2 HwPlatformarm64 Version < 10.0.26200.8655
Microsoft ≫ Windows 11 25h2 HwPlatformx64 Version < 10.0.26200.8655
Microsoft ≫ Windows 11 26h1 HwPlatformarm64 Version < 10.0.28000.2269
Microsoft ≫ Windows 11 26h1 HwPlatformx64 Version < 10.0.28000.2269
Microsoft ≫ Windows Server 2022 Version < 10.0.20348.5256
Microsoft ≫ Windows Server 2025 HwPlatformx64 Version < 10.0.26100.32995
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.38% 0.299
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
secure@microsoft.com 5.7 2.1 3.6
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-131 Incorrect Calculation of Buffer Size

The product does not correctly calculate the size to be used when allocating a buffer, which could lead to a buffer overflow.

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VulnDex Intel
Media Report
10.06.2026 18:13
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VulnDex Intel
Media Report
09.06.2026 20:12
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42915
Vendor Advisory