Date: Sun, 16 Mar 2008 17:55:06 +0000 (UTC) From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/kern kern_resource.c Message-ID: <200803161755.m2GHt64v004045@repoman.freebsd.org>
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pjd 2008-03-16 17:55:06 UTC
FreeBSD src repository
Modified files:
sys/kern kern_resource.c
Log:
Fix information leak. We can find PIDs of running processes from within
a jail, etc. by simply calling setpriority(PRIO_PROCESS, <PID>, 0) and
checking the return value: 0 means that the process exists and -1 that
it doesn't exist.
Reviewed by: rwatson
MFC after: 1 week
Revision Changes Path
1.184 +2 -1 src/sys/kern/kern_resource.c
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