Bugtraq mailing list archives

Re: local root on linux 2.2.15


From: jeffd () EVCOM NET (Jeff Dafoe)
Date: Wed, 14 Jun 2000 16:44:18 -0400


IMHO, all those setuid-root programs should be fixed if they ignore return
values of system calls.

        Quote from sendmail security team advisory:

=====
Note that checking the return value from setuid() is insufficient;
the setuid(getuid()) succeeds even when the process does not have
"appropriate privileges."
=====

Jeff Dafoe
System Administrator
Evolution Communications, Inc.


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