CVE-2025-49733 — Use After Free in Microsoft Windows 10 Version 1809

CWE-416 — Use After Free4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.3%
top 42.88%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
17
Microsoft Windows 10 Version 1809Microsoft Windows 10 Version 21h2Microsoft Windows 10 Version 22h2+14 more
Timeline
PublishedJul 8

Description

Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

CVSS vector

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

Affected Packages17 packages

▶NVDmicrosoft/windows< 10.0.17763.7558+3
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7558
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6093
▶NVDmicrosoft/windows_10_22h2< 10.0.19045.6093
▶NVDmicrosoft/windows_11_22h2< 10.0.22621.5624

🔴Vulnerability Details

2
CVEList
Win32k Elevation of Privilege Vulnerability↗2025-07-08
▶
GHSA
GHSA-v257-crc8-5wv7: Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally↗2025-07-08
▶

📋Vendor Advisories

1
Microsoft
Win32k Elevation of Privilege Vulnerability↗2025-07-08
▶
CVE-2025-49733 — Use After Free in Microsoft | cvebase