CVE-2010-4170

The staprun runtime tool in SystemTap 1.3 does not properly clear the environment before executing modprobe, which allows local users to gain privileges by setting the MODPROBEOPTIONS environment variable to specify a malicious configuration file...

CVE-2010-4171

The staprun runtime tool in SystemTap 1.3 does not verify that a module to unload was previously loaded by SystemTap, which allows local users to cause a denial of service unloading of arbitrary kernel modules...