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From: | Vladimir Sementsov-Ogievskiy |
Subject: | [PATCH for-6.0 0/2] Fix use-after-free, if remove bitmap during migration |
Date: | Mon, 22 Mar 2021 12:49:04 +0300 |
Hi all! Accidentally we found on use-after-free. Normally user should not remove bitmaps during migration.. But some wrong user actions may simply lead to Qemu crash and that's not good. Vladimir Sementsov-Ogievskiy (2): migration/block-dirty-bitmap: make incoming disabled bitmaps busy migrate-bitmaps-postcopy-test: check that we can't remove in-flight bitmaps migration/block-dirty-bitmap.c | 6 ++++++ tests/qemu-iotests/tests/migrate-bitmaps-postcopy-test | 10 ++++++++++ 2 files changed, 16 insertions(+) -- 2.29.2
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