Diffusion FreeBSD src repository 4710439ec594

mount: Disallow mounting over a jail root
4710439ec594
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Description

mount: Disallow mounting over a jail root

Discussed with: jamie
Approved by: re (so, implicit)
Approved by: so
Security: CVE-2020-25584
Security: FreeBSD-SA-21:10.jail_mount

(cherry picked from commit 2425f5e9128102c8e6e473567ad6759a55be5b02)
(cherry picked from commit 3ae17faa370491d7ce1fcfc4d5b9cd1ed0117b67)

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Authored on Apr 5 2021, 9:19 PM

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rG724bc23da1a9: vm_fault: Shoot down multiply mapped COW source page mappings

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markj committed rG4710439ec594: mount: Disallow mounting over a jail root (authored by markj).Apr 6 2021, 7:18 PM

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sys/

kern/

rG4710439ec594

sys/kern/vfs_mount.c

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