CVE Vulnerabilities

CVE-2018-20125

NULL Pointer Dereference

Published: Dec 20, 2018 | Modified: May 12, 2020
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
3.2 LOW
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L
Ubuntu
LOW

hw/rdma/vmw/pvrdma_cmd.c in QEMU allows attackers to cause a denial of service (NULL pointer dereference or excessive memory allocation) in create_cq_ring or create_qp_rings.

Weakness

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

Affected Software

Name Vendor Start Version End Version
Qemu Qemu * 3.1.0 (including)
Qemu Ubuntu cosmic *
Qemu Ubuntu devel *

Potential Mitigations

References