Executive Risk Summary
"A use-after-free vulnerability in the Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally, potentially leading to unauthorized access and control of the system. This vulnerability can be exploited to gain elevated privileges, which could result in significant security risks if not addressed promptly."
Operational Audit Arsenal
Target Type Driver
Target Asset CLFS.sys
Standard Path %windir%\System32\drivers
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: CLFS.sys (Driver)
$Targets = 'CLFS.sys'
$SearchPaths = @("$env:windir\System32", "$env:ProgramFiles", "${env:ProgramFiles(x86)}")
Get-ChildItem -Path $SearchPaths -Include $Targets -Recurse -ErrorAction SilentlyContinue |
Select-Object FullName, @{Name="Version";Expression={$_.VersionInfo.ProductVersion}}Patch Impact Forecast
Reboot Required Likely
System services may be affected
Internal Work Notes
Elevation of Privilege vulnerability in Windows Common Log File System Driver, requiring patching to prevent potential unauthorized access and control of the system.
Technical Intelligence & Operational Utilities • Delivered Weekly
Intelligence Sources
MSRC Advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29824
Official Advisoryhttps://www.vicarius.io/vsociety/posts/cve-2025-29824-windows-common-log-file-system-driver-elevation-of-privilege-vulnerability-detection-script
Official Advisoryhttps://www.vicarius.io/vsociety/posts/cve-2025-29824-windows-common-log-file-system-driver-elevation-of-privilege-vulnerability-mitigation-script
Official Advisoryhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-29824
Related Microsoft Threats
Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.