In QEMU 3.0.0, tcp_emu in slirp/tcp_subr.c has a heap-based buffer overflow.
http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00073.html
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html
http://www.openwall.com/lists/oss-security/2019/01/24/5
http://www.securityfocus.com/bid/106758
https://access.redhat.com/errata/RHSA-2019:1883
https://access.redhat.com/errata/RHSA-2019:1968
https://access.redhat.com/errata/RHSA-2019:2425
https://access.redhat.com/errata/RHSA-2019:2892
https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg03132.html
https://seclists.org/bugtraq/2019/May/76
Source: MITRE
Published: 2019-03-21
Updated: 2020-08-24
Type: CWE-787
Base Score: 4.6
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 3.9
Severity: MEDIUM
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1.8
Severity: HIGH