CVE-2018-20124

medium

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.

References

https://usn.ubuntu.com/3923-1/

https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg02822.html

http://www.securityfocus.com/bid/106290

http://www.openwall.com/lists/oss-security/2018/12/18/2

Details

Source: Mitre, NVD

Published: 2018-12-20

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium