{"cve":"CVE-2006-4447","nvd":{"published":"2006-08-30T01:04:00.000","modified":"2026-06-16T22:29:07.103","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://lists.freedesktop.org/archives/xorg/2006-June/016146.html","http://mail.gnome.org/archives/beast/2006-December/msg00025.html","http://secunia.com/advisories/21650","http://secunia.com/advisories/21660","http://secunia.com/advisories/21693"],"products":["x.org:emu-linux-x87-xlibs","x.org:x11r6","x.org:x11r7","x.org:xdm","x.org:xf86dga","x.org:xinit","x.org:xload","x.org:xorg-server","x.org:xterm"],"source":"nvd","synced_at":"2026-10-19T19:42:44.451428143+00:00"},"epss":{"cve":"CVE-2006-4447","score":0.00447,"percentile":0.38895,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}