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c98c6c105f
The 53C9X Fast SCSI Controller(FSC) comes with an internal 16-byte FIFO buffer. It is used to handle command and data transfer. While writing to this command buffer 's->cmdbuf[TI_BUFSZ=16]', a check was missing to validate input length. Add check to avoid OOB write access. Fixes CVE-2016-4439. Reported-by: Li Qiang <liqiang6-s@360.cn> Cc: qemu-stable@nongnu.org Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org> Message-Id: <1463654371-11169-2-git-send-email-ppandit@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>