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(parent: 6a459d8) | patch
dm integrity: Fix UAF in dm_integrity_dtr()
authorLuo Meng <luomeng12@huawei.com>
Tue, 29 Nov 2022 02:48:50 +0000 (10:48 +0800)
committerMike Snitzer <snitzer@kernel.org>
Wed, 30 Nov 2022 18:29:34 +0000 (13:29 -0500)
commitf50cb2cbabd6c4a60add93d72451728f86e4791c
tree2aa14a7c339f2932f2d1767272823561241118f8tree | snapshot
parent6a459d8edbdbe7b24db42a5a9f21e6aa9e00c2aacommit | diff
dm integrity: Fix UAF in dm_integrity_dtr()

Dm_integrity also has the same UAF problem when dm_resume()
and dm_destroy() are concurrent.

Therefore, cancelling timer again in dm_integrity_dtr().

Cc: stable@vger.kernel.org
Fixes: 7eada909bfd7a ("dm: add integrity target")
Signed-off-by: Luo Meng <luomeng12@huawei.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
drivers/md/dm-integrity.c diff | blob | history
Domain: System / Kernel;