m_cat in slirp/mbuf.c in Qemu has a heap-based buffer overflow via incoming fragmented datagrams.Referenceshttps://access.redhat.com/errata/RHSA-2018:2762http://www.securityfocus.com/bid/104400https://usn.ubuntu.com/3826-1/https://lists.gnu.org/archive/html/qemu-devel/2018-06/msg01012.htmlhttp://www.openwall.com/lists/oss-security/2018/06/07/1https://bugzilla.redhat.com/show_bug.cgi?id=1586245https://www.zerodayinitiative.com/advisories/ZDI-18-567/https://access.redhat.com/errata/RHSA-2018:2462https://access.redhat.com/errata/RHSA-2018:2822https://access.redhat.com/errata/RHSA-2018:2887https://lists.debian.org/debian-lts-announce/2019/05/msg00010.htmlhttps://www.debian.org/security/2019/dsa-4454https://seclists.org/bugtraq/2019/May/76https://access.redhat.com/errata/RHSA-2019:2892
