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Updates to chroot(2) docs
1. Note what settings give historic behavior 2. Recommend jail under security considerations.
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Notes:
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2020-12-20 02:59:44 +00:00
svn path=/head/; revision=366266
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@ -28,7 +28,7 @@
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.\" @(#)chroot.2 8.1 (Berkeley) 6/4/93
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.\" $FreeBSD$
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.\"
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.Dd June 26, 2020
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.Dd September 29, 2020
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.Dt CHROOT 2
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.Os
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.Sh NAME
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@ -91,7 +91,10 @@ system call.
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.Pp
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Any other value for
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.Ql kern.chroot_allow_open_directories
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will bypass the check for open directories
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will bypass the check for open directories,
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mimicking the historic insecure behavior of
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.Fn chroot
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still present on other systems.
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.Sh RETURN VALUES
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.Rv -std
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.Sh ERRORS
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@ -156,3 +159,7 @@ root,
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for instance,
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setup the sandbox so that the sandboxed user will have no write
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access to any well-known system directories.
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.Pp
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For complete isolation from the rest of the system, use
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.Xr jail 2
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instead.
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