// For flags

CVE-2006-4178

FreeBSD 5.x - 'I386_Set_LDT()' Multiple Local Denial of Service Vulnerabilities

Severity Score

5.5
*CVSS v3

Exploit Likelihood

< 1%
*EPSS

Affected Versions

5
*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Integer signedness error in the i386_set_ldt call in FreeBSD 5.5, and possibly earlier versions down to 5.2, allows local users to cause a denial of service (crash) via unspecified arguments that use negative signed integers to cause the bzero function to be called with a large length parameter, a different vulnerability than CVE-2006-4172.

Error de presencia de signo (signedness) de entero en la llamada i386_set_ldt en FreeBSD 5.5, y posiblemente versiones anteriores desde la 5.2, permite a usuarios locales provocar una denegación de servicio (caída) mediante argumentos no especificados que usan enteros con signo negativo para provocar la llamada a la función bzero con un parámetro de gran longitud, una vulnerabilidad diferente a CVE-2006-4172.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2006-08-16 CVE Reserved
  • 2006-09-23 First Exploit
  • 2006-09-26 CVE Published
  • 2024-08-07 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
CAPEC
Affected Vendors, Products, and Versions (5)