CVE-2025-49689 — Out-of-bounds Read in Microsoft Windows 10 Version 1507

CWE-125 — Out-of-bounds ReadCWE-190 — Integer Overflow or WraparoundCWE-822 — Untrusted Pointer Dereference4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.3%
top 45.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
27
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+24 more
Timeline
PublishedJul 8

Description

Integer overflow or wraparound in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges locally.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages26 packages

▶NVDmicrosoft/windows< 10.0.14393.8246+5
▶NVDmicrosoft/windows_10_1507< 10.0.10240.21073
▶NVDmicrosoft/windows_10_1607< 10.0.14393.8246
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7558
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6093

🔴Vulnerability Details

2
CVEList
Microsoft Virtual Hard Disk Elevation of Privilege Vulnerability↗2025-07-08
▶
GHSA
GHSA-xqmg-px28-29cq: Integer overflow or wraparound in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges locally↗2025-07-08
▶

📋Vendor Advisories

1
Microsoft
Microsoft Virtual Hard Disk Elevation of Privilege Vulnerability↗2025-07-08
▶
CVE-2025-49689 — Out-of-bounds Read in Microsoft | cvebase