CVE-2018-20124

—

CVSS 3.1

5.5 medium

EPSS

<1%p40

Published

Dec 20, 2018 (Dec 20, 2018)

Modified

Jun 17, 2026

Description

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.

Vendors: qemu canonical
Products: qemu, ubuntu linux
Weakness: CWE-125
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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