6.5

CVE-2026-42903

Medienbericht

Windows Kerberos Denial of Service Vulnerability

Null pointer dereference in Windows Kerberos allows an authorized attacker to deny service over a network.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Windows 10 1607 HwPlatformx64 Version < 10.0.14393.9234
Microsoft ≫ Windows 10 1607 HwPlatformx86 Version < 10.0.14393.9234
Microsoft ≫ Windows 10 1809 HwPlatformx64 Version < 10.0.17763.8880
Microsoft ≫ Windows 10 1809 HwPlatformx86 Version < 10.0.17763.8880
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 2016 Version < 10.0.14393.9234
Microsoft ≫ Windows Server 2019 Version < 10.0.17763.8880
Microsoft ≫ Windows Server 2022 Version < 10.0.20348.5256
Microsoft ≫ Windows Server 2025 HwPlatformx64 Version < 10.0.26100.32995
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.9% 0.551
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
secure@microsoft.com 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

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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-2026-42903
Vendor Advisory