The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
hw/rdma/rdma_backend.c in QEMU allows guest OS users to trigger out-of-bounds access via a PvrdmaSqWqe ring element with a large num_sge value.
Base Score: 2.1
Impact Score: 2.9
Exploitability Score: 3.9
Base Score: 5.5
Impact Score: 3.6
Exploitability Score: 1.8
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* versions up to 3.1.0 (inclusive)