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| author | Prasad J Pandit <pjp@fedoraproject.org> | 2016-05-19 16:09:31 +0530 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-05-23 16:53:46 +0200 |
| commit | 6c1fef6b59563cc415f21e03f81539ed4b33ad90 (patch) | |
| tree | 087a2fd35b82e4c7157742af6cda74f083c445be /scripts/cocci-macro-file.h | |
| parent | c98c6c105f66f05aa0b7c1d2a4a3f716450907ef (diff) | |
| download | focaccia-qemu-6c1fef6b59563cc415f21e03f81539ed4b33ad90.tar.gz focaccia-qemu-6c1fef6b59563cc415f21e03f81539ed4b33ad90.zip | |
esp: check dma length before reading scsi command(CVE-2016-4441)
The 53C9X Fast SCSI Controller(FSC) comes with an internal 16-byte FIFO buffer. It is used to handle command and data transfer. Routine get_cmd() uses DMA to read scsi commands into this buffer. Add check to validate DMA length against buffer size to avoid any overrun. Fixes CVE-2016-4441. Reported-by: Li Qiang <liqiang6-s@360.cn> Cc: qemu-stable@nongnu.org Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org> Message-Id: <1463654371-11169-3-git-send-email-ppandit@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'scripts/cocci-macro-file.h')
0 files changed, 0 insertions, 0 deletions