First published: Wed Aug 30 2006(Updated: )
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.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
X.Org emu-linux-x87-xlibs | =7.0_r1 | |
X.org X.org | =6.7.0 | |
X.org X.org | =6.8 | |
X.org X.org | =6.8.1 | |
X.org X.org | =6.8.2 | |
X.org X.org | =1.0 | |
X.org X.org | =1.0.1 | |
X.org X.org | =1.0.2 | |
X.Org xdm | =1.0.3 | |
X.Org xf86dga | =1.0.0 | |
X.Org xinit | =1.0.2_r5 | |
X.Org xload | =1.0.0 | |
X.Org xorg-server | =1.02_r5 | |
X.Org xterm | =214 |
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CVE-2006-4447 is considered to have a moderate severity level due to its potential to allow local privilege escalation.
To fix CVE-2006-4447, upgrade to the latest versions of the affected X.Org and XFree86 components that include the security patch.
Local users of systems running the affected versions of X.Org and XFree86 are vulnerable to CVE-2006-4447.
Systems using X.Org versions from 6.7.0 through 1.0.2 and related components like xdm, xf86dga, and xterm are vulnerable to CVE-2006-4447.
CVE-2006-4447 could allow local attackers to escalate their privileges on affected systems.