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 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.

Affected Software

Name	Vendor	Start Version	End Version
Emu-linux-x87-xlibs	X.org	7.0_r1 (including)	7.0_r1 (including)
X11r6	X.org	6.7.0 (including)	6.7.0 (including)
X11r6	X.org	6.8 (including)	6.8 (including)
X11r6	X.org	6.8.1 (including)	6.8.1 (including)
X11r6	X.org	6.8.2 (including)	6.8.2 (including)
X11r7	X.org	1.0 (including)	1.0 (including)
X11r7	X.org	1.0.1 (including)	1.0.1 (including)
X11r7	X.org	1.0.2 (including)	1.0.2 (including)
Xdm	X.org	1.0.3 (including)	1.0.3 (including)
Xf86dga	X.org	1.0.0 (including)	1.0.0 (including)
Xinit	X.org	1.0.2_r5 (including)	1.0.2_r5 (including)
Xload	X.org	1.0.0 (including)	1.0.0 (including)
Xorg-server	X.org	1.02_r5 (including)	1.02_r5 (including)
Xterm	X.org	214 (including)	214 (including)
Beast	Ubuntu	dapper	*
Beast	Ubuntu	devel	*
Beast	Ubuntu	edgy	*
Beast	Ubuntu	feisty	*
Beast	Ubuntu	gutsy	*
Beast	Ubuntu	hardy	*
Beast	Ubuntu	intrepid	*
Beast	Ubuntu	jaunty	*
Beast	Ubuntu	karmic	*
Xorg-server	Ubuntu	dapper	*
Xorg-server	Ubuntu	edgy	*
Xorg-server	Ubuntu	feisty	*

NVD	https://nvd.nist.gov/vuln/detail/CVE-2006-4447
CWE	https://cwe.mitre.org/data/definitions/NVD-Other.html

Affected Software

References