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CVE-2006-4447
X.Org and XFree86, including libX11, xdm, xf86dga, xinit, xload, xtrans, and xterm, does not check the return values for setuid and…
High7.2EPSS 0.45%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
X.Org and XFree86, including libX11, xdm, xf86dga, xinit, xload, xtrans, and xterm, does not check the return values for setuid and seteuid calls when attempting to drop privileges, which might allow local users to gain privileges by causing those calls to fail, such as by exceeding a ulimit.
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 18 years later
· 18 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 0.45% · top 61% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (17)
- 21660 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- MDKSA-2006:160 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- [xorg] 20060620 X.Org security advisory: setuid return value check problems (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- VU#300368 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- ADV-2006-3409 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 21693 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- DSA-1193 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- GLSA-200704-22 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 22332 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2007-0409 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- GLSA-200608-25 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 23697 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 25059 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 25032 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [beast] 20061228 ANNOUNCE: BEAST/BSE v0.7.1 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 19742 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 21650 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2006-4447)Record last updated .