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virtio: fix indirect descriptor buffer overflow
authorMichael S. Tsirkin <[email protected]>
Mon, 20 Jun 2011 10:42:27 +0000 (13:42 +0300)
committerMichael S. Tsirkin <[email protected]>
Sun, 17 Jul 2011 15:47:34 +0000 (18:47 +0300)
commitc8eac1cfa1e9104a658b4614ada758861b8d823a
tree6f8207e0e7a006386d6cec4d7aa1634f4282254dtree | snapshot
parent0d2b962d16feaf1eb1a4658a4c1b85642418cd07commit | diff
virtio: fix indirect descriptor buffer overflow

We were previously allowing arbitrarily-long indirect descriptors, which
could lead to a buffer overflow in qemu-kvm process.

CVE-2011-2212

Signed-off-by: Michael S. Tsirkin <[email protected]>
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