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[RFC PATCH 0/9] hw/sd: Allow card size not power of 2 again


From: Philippe Mathieu-Daudé
Subject: [RFC PATCH 0/9] hw/sd: Allow card size not power of 2 again
Date: Wed, 23 Jun 2021 20:00:12 +0200

Hi Ubi-Wan Kenubi and Tom,

In commit a9bcedd (SD card size has to be power of 2) we decided
to restrict SD card size to avoid security problems (CVE-2020-13253)
but this became not practical to some users.

This RFC series tries to remove the limitation, keeping our
functional tests working. It is unfinished work because I had to
attend other topics, but sending it early as RFC to get feedback.
I'll keep working when I get more time, except if one if you can
help me.

Alexander, could you generate a qtest reproducer with the fuzzer
corpus? See: https://bugs.launchpad.net/qemu/+bug/1878054

Thanks,

Phil.

Philippe Mathieu-Daudé (9):
  hw/sd: When card is in wrong state, log which state it is
  hw/sd: Extract address_in_range() helper, log invalid accesses
  tests/acceptance: Tag NetBSD tests as 'os:netbsd'
  tests/acceptance: Extract image_expand() helper
  tests/acceptance: Use image_expand() in
    test_arm_orangepi_uboot_netbsd9
  tests/acceptance: Use image_expand() in test_arm_orangepi_bionic_20_08
  tests/acceptance: Do not expand SD card image in test_arm_orangepi_sd
  tests/acceptance: Remove now unused pow2ceil()
  hw/sd: Allow card size not power of 2 again

 hw/sd/sd.c                             | 60 +++++++++++++-------------
 tests/acceptance/boot_linux_console.py | 39 ++++++++---------
 tests/acceptance/ppc_prep_40p.py       |  2 +
 3 files changed, 52 insertions(+), 49 deletions(-)

-- 
2.31.1




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