7.8

CVE-2026-42980

Medienbericht

NT OS Kernel Elevation of Privilege Vulnerability

Integer underflow (wrap or wraparound) in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Windows 10 1607 HwPlatform x64 Version < 10.0.14393.9234
Microsoft ≫ Windows 10 1607 HwPlatform x86 Version < 10.0.14393.9234
Microsoft ≫ Windows 10 1809 HwPlatform x64 Version < 10.0.17763.8880
Microsoft ≫ Windows 10 1809 HwPlatform x86 Version < 10.0.17763.8880
Microsoft ≫ Windows 10 21h2 HwPlatform arm64 Version < 10.0.19044.7417
Microsoft ≫ Windows 10 21h2 HwPlatform x64 Version < 10.0.19044.7417
Microsoft ≫ Windows 10 21h2 HwPlatform x86 Version < 10.0.19044.7417
Microsoft ≫ Windows 10 22h2 HwPlatform arm64 Version < 10.0.19045.7417
Microsoft ≫ Windows 10 22h2 HwPlatform x64 Version < 10.0.19045.7417
Microsoft ≫ Windows 10 22h2 HwPlatform x86 Version < 10.0.19045.7417
Microsoft ≫ Windows 11 23h2 HwPlatform arm64 Version < 10.0.22631.7219
Microsoft ≫ Windows 11 23h2 HwPlatform x64 Version < 10.0.22631.7219
Microsoft ≫ Windows 11 24h2 HwPlatform arm64 Version < 10.0.26100.8655
Microsoft ≫ Windows 11 24h2 HwPlatform x64 Version < 10.0.26100.8655
Microsoft ≫ Windows 11 25h2 HwPlatform arm64 Version < 10.0.26200.8655
Microsoft ≫ Windows 11 25h2 HwPlatform x64 Version < 10.0.26200.8655
Microsoft ≫ Windows 11 26h1 HwPlatform arm64 Version < 10.0.28000.2269
Microsoft ≫ Windows 11 26h1 HwPlatform x64 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 HwPlatform x64 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 6.95% 0.934
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-122 Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

CWE-191 Integer Underflow (Wrap or Wraparound)

The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.

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10.06.2026 18:13
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Media Report
09.06.2026 20:12
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42980
Vendor Advisory