Low: virt:ol and virt-devel:ol security and bug fix update (Oracle Linux 8)

hivex
[1.3.18-21]
- Bounds check for block exceeding page length (CVE-2021-3504)
resolves: rhbz#1950501

libvirt
[6.0.0-35.1.0.1]
- Set SOURCE_DATE_EPOCH from changelog [Orabug: 32019554]
- Add runtime deps for pkg librbd1 >= 1:10.2.5 (Keshav Sharma)
- Disable parallel builds (Karl Heubaum)

[6.0.0-35.1.el8]
- network: make it safe to call networkSetupPrivateChains() multiple times (rhbz#1958301)
- network: force re-creation of iptables private chains on firewalld restart (rhbz#1958301)

qemu-kvm
[4.2.0-48.el8_4.3]
- kvm-net-introduce-qemu_receive_packet.patch [bz#1932917]
- kvm-e1000-switch-to-use-qemu_receive_packet-for-loopback.patch [bz#1932917]
- kvm-dp8393x-switch-to-use-qemu_receive_packet-for-loopba.patch [bz#1932917]
- kvm-sungem-switch-to-use-qemu_receive_packet-for-loopbac.patch [bz#1932917]
- kvm-tx_pkt-switch-to-use-qemu_receive_packet_iov-for-loo.patch [bz#1932917]
- kvm-rtl8139-switch-to-use-qemu_receive_packet-for-loopba.patch [bz#1932917]
- kvm-pcnet-switch-to-use-qemu_receive_packet-for-loopback.patch [bz#1932917]
- kvm-cadence_gem-switch-to-use-qemu_receive_packet-for-lo.patch [bz#1932917]
- kvm-lan9118-switch-to-use-qemu_receive_packet-for-loopba.patch [bz#1932917]
- Resolves: bz#1932917
(CVE-2021-3416 virt:rhel/qemu-kvm: QEMU: net: infinite loop in loopback mode may lead to stack overflow [rhel-8.4.z])

[4.2.0-48.el8_4.2]
- kvm-pc-bios-s390-ccw-fix-off-by-one-error.patch [bz#1975679]
- kvm-pc-bios-s390-ccw-break-loop-if-a-null-block-number-i.patch [bz#1975679]
- kvm-pc-bios-s390-ccw-don-t-try-to-read-the-next-block-if.patch [bz#1975679]
- Resolves: bz#1975679
(RHEL8.4 Nightly[0322] - KVM guest fails to find zipl boot menu index (qemu-kvm) [rhel-8.4.0.z])

[4.2.0-48.el8_4]
- kvm-net-remove-an-assert-call-in-eth_get_gso_type.patch [bz#1939494]
- kvm-libqos-usb-hcd-ehci-use-32-bit-write-for-config-regi.patch [bz#1944621]
- kvm-libqos-pci-pc-use-32-bit-write-for-EJ-register.patch [bz#1944621]
- kvm-memory-Revert-memory-accept-mismatching-sizes-in-mem.patch [bz#1944621]
- kvm-acpi-accept-byte-and-word-access-to-core-ACPI-regist.patch [bz#1944621]
- kvm-xhci-fix-valid.max_access_size-to-access-address-reg.patch [bz#1944621]
- kvm-softmmu-memory-Log-invalid-memory-accesses.patch [bz#1944621]
- kvm-hw-intc-arm_gic-Fix-interrupt-ID-in-GICD_SGIR-regist.patch [bz#1952986]
- Resolves: bz#1939494
(CVE-2020-27617 virt:rhel/qemu-kvm: QEMU: net: an assert failure via eth_get_gso_type [rhel-8.4.0.z])
- Resolves: bz#1944621
(CVE-2020-13754 virt:rhel/qemu-kvm: QEMU: msix: OOB access during mmio operations may lead to DoS [rhel-8.4.0.z])
- Resolves: bz#1952986
(CVE-2021-20221 virt:rhel/qemu-kvm: qemu: out-of-bound heap buffer access via an interrupt ID field [rhel-8.4.0.z])