SUSE: 2019:2278-1 Moderate: QEMU Heap Overflow, Null Pointer Issues

This update for qemu fixes the following issues: Security issues fixed: - CVE-2019-14378: Security fix for heap overflow in ip_reass on big packet input (bsc#1143794). - CVE-2019-12155: Security fix for null pointer dereference while releasing spice resources (bsc#1135902). - CVE-2019-13164: Security fix for qemu-bridge-helper ACL can be bypassed when names are too long (bsc#1140402). Bug fixes: - Provide qcow2 L2 caching improvements, which allows for better storage performance in certain configurations (bsc#1139926, ECO-130). - Fix setting speed of migration while vm uses hugepages (bsc#1127077). Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".