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| author | Prasad J Pandit <pjp@fedoraproject.org> | 2016-05-23 16:18:05 +0530 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-05-29 09:11:10 +0200 |
| commit | 3e831b40e015ba34dfb55ff11f767001839425ff (patch) | |
| tree | fbaa5e3c5ffaacb7ac16319a71732abadcf4df36 /hw/scsi/mptsas.c | |
| parent | 60b412dd18362bd4ddc44ba7022aacb6af074b5d (diff) | |
| download | qemu-3e831b40e015ba34dfb55ff11f767001839425ff.zip qemu-3e831b40e015ba34dfb55ff11f767001839425ff.tar.gz qemu-3e831b40e015ba34dfb55ff11f767001839425ff.tar.bz2 | |
scsi: pvscsi: check command descriptor ring buffer size (CVE-2016-4952)
Vmware Paravirtual SCSI emulation uses command descriptors to
process SCSI commands. These descriptors come with their ring
buffers. A guest could set the ring buffer size to an arbitrary
value leading to OOB access issue. Add check to avoid it.
Reported-by: Li Qiang <liqiang6-s@360.cn>
Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Cc: qemu-stable@nongnu.org
Message-Id: <1464000485-27041-1-git-send-email-ppandit@redhat.com>
Reviewed-by: Shmulik Ladkani <shmulik.ladkani@ravellosystems.com>
Reviewed-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/scsi/mptsas.c')
0 files changed, 0 insertions, 0 deletions