STIGQter: STIG Summary: Microsoft Windows 11 Security Technical Implementation Guide Version: 2 Release: 8 Benchmark Date: 01 Jul 2026:

File Explorer heap termination on corruption must be disabled.

DISA Rule

SV-253397r958902_rule

Vulnerability Number

V-253397

Group Title

SRG-OS-000420-GPOS-00186

Rule Version

WN11-CC-000220

Severity

CAT III

CCI(s)

• CCI-002385 - Protect against or limit the effects of organization-defined types of denial of service events.

Weight

10

Fix Recommendation

The default behavior is for File Explorer heap termination on corruption to be enabled.

To correct this, configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Turn off heap termination on corruption" to "Not Configured" or "Disabled".

Check Contents

The default behavior is for File Explorer heap termination on corruption to be enabled.

If it exists and is configured with a value of "1", this is a finding.

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SOFTWARE\Policies\Microsoft\Windows\Explorer\

Value Name: NoHeapTerminationOnCorruption

Value Type: REG_DWORD
Value: 0x00000000 (0) (or if the Value Name does not exist)

Vulnerability Number

V-253397

Documentable

False

Rule Version

WN11-CC-000220

Severity Override Guidance

The default behavior is for File Explorer heap termination on corruption to be enabled.

If it exists and is configured with a value of "1", this is a finding.

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SOFTWARE\Policies\Microsoft\Windows\Explorer\

Value Name: NoHeapTerminationOnCorruption

Value Type: REG_DWORD
Value: 0x00000000 (0) (or if the Value Name does not exist)

Check Content Reference

M

Target Key

5471