In QEMU 3.0.0, tcp_emu in slirp/tcp_subr.c has a heap-based buffer overflow.Referenceshttp://www.securityfocus.com/bid/106758http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00073.htmlhttp://www.openwall.com/lists/oss-security/2019/01/24/5https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg03132.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGCFIFSIWUREEQQOZDZFBYKWZHXCWBZN/https://usn.ubuntu.com/3923-1/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KJMTVGDLA654HNCDGLCUEIP36SNJEKK7/http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.htmlhttp://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.htmlhttps://www.debian.org/security/2019/dsa-4454https://seclists.org/bugtraq/2019/May/76https://access.redhat.com/errata/RHSA-2019:1883https://access.redhat.com/errata/RHSA-2019:1968https://access.redhat.com/errata/RHSA-2019:2425http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00001.htmlhttps://access.redhat.com/errata/RHSA-2019:2892http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html