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(parent: 754b663) | patch
dm btree: add a defensive bounds check to insert_at()
authorJoe Thornber <ejt@redhat.com>
Fri, 10 Dec 2021 13:44:13 +0000 (13:44 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 27 Jan 2022 09:54:20 +0000 (10:54 +0100)
commit5850bef8e955a0c4ce4653f858c8e37c585269eb
tree0e428d793d47b63e713d15f556db51fb753af827tree
parent754b663ea9167d03604898b3a2253ff58ad06a71commit | diff
dm btree: add a defensive bounds check to insert_at()

[ Upstream commit 85bca3c05b6cca31625437eedf2060e846c4bbad ]

Corrupt metadata could trigger an out of bounds write.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/md/persistent-data/dm-btree.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)