This update for qemu fixes the following issues: Security issue fixed: - CVE-2020-1983: Fixed a use-after-free in the ip_reass function of slirp . Non-security issues fixed: - Fixed an issue where limiting the memory bandwidth was not possible . - Fixed the issue that s390x could not read IPL channel program when using dasd as boot device . - Miscellaneous fixes to the in-package support documentation.