This update for qemu to version 4.2.1 fixes the following issues: - CVE-2020-10761: Fixed a denial of service in Network Block Device support infrastructure . - CVE-2020-13800: Fixed a denial of service possibility in ati-vga emulation . - CVE-2020-13659: Fixed a null pointer dereference possibility in MegaRAID SAS 8708EM2 emulation . - CVE-2020-13362: Fixed an OOB access possibility in MegaRAID ...