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Date: Sat, 20 Jan 2007 20:43:33 +0300
From: eugeny gladkih <>
To: Shiva Persaud <>
Cc: XFOCUS Security Team <>,,
Subject: Re: Multiple OS kernel  insecure handling of stdio file descriptor

>>>>> "SP" == Shiva Persaud <> writes:

 >> XFOCUS team (  had discovered Multiple OS kernel
 >> insecure handling of stdio file descriptor.
 >> ===================
 >> Affected OS Version
 >> AIX 5.3

 SP> The AIX Security Team can be reached at

 SP> We have investigated this issue and AIX is not affected. A privileged
 SP> process will not inherit closed file descriptors for stdio, stdout and
 SP> stderr.

well, but what is used for stdout if it's closed in the parent
process just before fork(2) call?!

Yours sincerely, Eugeny.
Doctor Web, Ltd.

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