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CVE-2006-4178
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…
Medium4.9EPSS 0.79%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.9 | AV:L/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.79% · top 44% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (5)
- 1016927 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 22064 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 20158 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20060923 FreeBSD i386_set_ldt Integer Signedness Vulnerability (opens in a new tab)third-party-advisoryx_refsource_IDEFENSEx_transferred
- 20060925 iDefense Security Advisory 09.23.06: FreeBSD i386_set_ldt Integer Signedness Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2006-4178)Record last updated .