Change directory to "/" after --chroot operation.
Thanks to Steve Grubb for suggesting this. He wrote:
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I was reviewing something recently and discovered a problem in capsh. The capsh
program has a --chroot command line option. Inspecting the code shows that it does not
do a chdir("/") after calling chroot. This means that '.' is outside the chroot.
Additional info:
http://cwe.mitre.org/data/definitions/243.html
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Signed-off-by: Andrew G. Morgan <morgan@kernel.org>
3 files changed
