[Qemu-devel] [PATCH 0/2] qcow2: Do not overflow when writing an L1 sector

[Max Reitz]

qcow2_write_l1_entry() may read L1 entries from beyond the end of the
in-memory L1 table when updating a sector. Fix this and add a
qemu-iotest.


Max Reitz (2):
  qcow2: Do not overflow when writing an L1 sector
  iotests: Add test for qcow2 L1 table update

 block/qcow2-cluster.c      |  6 +++--
 tests/qemu-iotests/107     | 61 ++++++++++++++++++++++++++++++++++++++++++++++
 tests/qemu-iotests/107.out | 10 ++++++++
 tests/qemu-iotests/group   |  1 +
 4 files changed, 76 insertions(+), 2 deletions(-)
 create mode 100755 tests/qemu-iotests/107
 create mode 100644 tests/qemu-iotests/107.out

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2.1.2