[Announce] [Security Advisory] ALSA-2020:4676: An update for the virt:rhel and virt-devel:rhel modules is now available for AlmaLinux AlmaLinux Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. (Moderate)

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: 2026-11-05 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. The following packages have been upgraded to a later upstream version: hivex (1.3.18), libguestfs (1.40.2), libguestfs-winsupport (8.2), libvirt (6.0.0), libvirt-dbus (1.3.0), libvirt-python (6.0.0), nbdkit (1.16.2), perl-Sys-Virt (6.0.0), qemu-kvm (4.2.0), seabios (1.13.0), SLOF (20191022). (BZ#1810193, BZ#1844296) Security Fix(es): * libvirt: leak of /dev/mapper/control into QEMU guests (CVE-2020-14339) * QEMU: Slirp: use-after-free during packet reassembly (CVE-2019-15890) * libvirt: Potential DoS by holding a monitor job while querying QEMU guest-agent (CVE-2019-20485) * QEMU: slirp: use-after-free in ip_reass() function in ip_input.c (CVE-2020-1983) * libvirt: Potential denial of service via active pool without target path (CVE-2020-10703) * libvirt: leak of sensitive cookie information via dumpxml (CVE-2020-14301) 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. Additional Changes: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2020-4676.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