Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Moderate Release date: 2026-11-02 Summary: Kernel-based Virtual Machine (KVM) offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting with the virtualized systems. Security Fix(es): * QEMU: msix: OOB access during mmio operations may lead to DoS (CVE-2020-13754) * hivex: Buffer overflow when provided invalid node key length (CVE-2021-3504) * QEMU: net: an assert failure via eth_get_gso_type (CVE-2020-27617) * QEMU: net: infinite loop in loopback mode may lead to stack overflow (CVE-2021-3416) * qemu: out-of-bound heap buffer access via an interrupt ID field (CVE-2021-20221) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bug Fix(es): * cannot restart default network and firewalld: iptables: No chain/target/match by that name. (BZ#1958301) * RHEL8.4 Nightly[0322] - KVM guest fails to find zipl boot menu index (qemu-kvm) (BZ#1975679) Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2021-3061.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team