Vulnerability · Published Jul 8, 2025 · Assigned by microsoft

CVE-2025-48822Windows Hyper-V Discrete Device Assignment (DDA) Remote Code Execution Vulnerability

High 8.6

In plain English

A high-severity out-of-bounds read in Windows 10 Version 1607 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 55% of all known vulnerabilities).

Severity (CVSS 3.1)8.6High
Exploit odds (30 days)0.7%top 44.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.

Affected products (as reported)

VendorProductVersions
Microsoft Windows 10 Version 1607 10.0.14393.0 – before 10.0.14393.8246
Microsoft Windows 10 Version 1809 10.0.17763.0 – before 10.0.17763.7558
Microsoft Windows 10 Version 21H2 10.0.19044.0 – before 10.0.19044.6093
Microsoft Windows 10 Version 22H2 10.0.19045.0 – before 10.0.19045.6093
Microsoft Windows 11 version 22H2 10.0.22621.0 – before 10.0.22621.5624
Microsoft Windows 11 version 22H3 10.0.22631.0 – before 10.0.22631.5624
Microsoft Windows 11 Version 23H2 10.0.22631.0 – before 10.0.22631.5624
Microsoft Windows 11 Version 24H2 10.0.26100.0 – before 10.0.26100.4652
Microsoft Windows Server 2016 10.0.14393.0 – before 10.0.14393.8246
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – before 10.0.14393.8246
Microsoft Windows Server 2019 10.0.17763.0 – before 10.0.17763.7558
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – before 10.0.17763.7558
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.3932
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 – before 10.0.25398.1732
Microsoft Windows Server 2025 10.0.26100.0 – before 10.0.26100.4652
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 – before 10.0.26100.4652

Weakness: CWE-125 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

References