Qemu has a Buffer Overflow in pcnet_receive in hw/net/pcnet.c because an incorrect integer data type is used.
http://www.openwall.com/lists/oss-security/2018/10/08/1
https://access.redhat.com/errata/RHSA-2019:2892
https://access.redhat.com/security/cve/cve-2018-17962
https://linux.oracle.com/cve/CVE-2018-17962.html
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
https://lists.gnu.org/archive/html/qemu-devel/2018-09/msg03268.html
https://usn.ubuntu.com/3826-1/
Source: MITRE
Published: 2018-10-09
Updated: 2020-08-24
Type: CWE-190
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH