[Qemu-devel] [Bug 1357445] Re: qemu-img: 'amend -o compat=0.10' command failed with segfault on the fuzzed image

[Max Reitz]

Hi,

Well, I still (on 2.2.0-rc2) receive "File too large", so I guess that's
the fix.

Max

** Changed in: qemu
       Status: New => Fix Committed

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https://bugs.launchpad.net/bugs/1357445

Title:
  qemu-img: 'amend -o compat=0.10' command failed with segfault on the
  fuzzed image

Status in QEMU:
  Fix Committed

Bug description:
  qemu-img amend -o compat=0.10' failed with a segmentation fault on the
  fuzzed image.

  Sequence:
   1. Unpack the attached archive, make a copy of test.img
   2. Put copy.img and backing_img.qed in the same directory
   3. Execute
     qemu-img amend -o compat=0.10 -f qcow2 copy.img

  Result: qemu-img was killed by SIGSEGV.

  Traces can be found in the attached archive.

  qemu.git HEAD 2d591ce2aeebf

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