Am 14.06.2011 um 10:12 schrieb M. Mohan Kumar:

[RFC PATCH] virtio-9p: Use clone approach to fix TOCTOU vulnerability

Subject doesn't need to be duplicated.

In passthrough security model, following a symbolic link in the server
side could result in TOCTTOU vulnerability.

TOCTOU or TOCTTOU? Don't know what either is, so probably others too - that acronym could use an explanation or link to CVE/etc.

Andreas

Use clone system call to create a thread which runs in chrooted
environment. All passthrough model file operations are done from this
thread to avoid TOCTTOU vulnerability.

Signed-off-by: Venkateswararao Jujjuri <jv...@linux.vnet.ibm.com>
Signed-off-by: M. Mohan Kumar <mo...@in.ibm.com>
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