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(parent: f8a134d) | patch
vm_fault: Shoot down multiply mapped COW source page mappings
authorMark Johnston <markj@FreeBSD.org>
Mon, 15 Mar 2021 20:02:17 +0000 (16:02 -0400)
committerMark Johnston <markj@FreeBSD.org>
Tue, 6 Apr 2021 19:18:49 +0000 (15:18 -0400)
commit724bc23da1a9c40768723a4796060c921dbaf224
tree4a7732c2b7f80785b338d0f5a70af86a4fdaec53tree | snapshot
parentf8a134d0ef1d430efb24b4e6bd6cd58a07ebc376commit | diff
vm_fault: Shoot down multiply mapped COW source page mappings

Reviewed by: kib, rlibby
Discussed with: alc
Approved by: re (so, implicit)
Approved by: so
Security: CVE-2021-29626
Security: FreeBSD-SA-21:08.vm

(cherry picked from commit 982693bb729badac4e65ecd59772979f2849a2b2)
(cherry picked from commit 2e08308d62f381312b3da9dac8970dcdad4b3f2d)
sys/vm/vm_fault.c diff | blob | history
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