{"id":"ALSA-2026:1831","summary":"Moderate: qemu-kvm security update","details":"Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM.  \n\nSecurity Fix(es):  \n\n  * qemu-kvm: VNC WebSocket handshake use-after-free (CVE-2025-11234)\n\n\nFor 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.\n","modified":"2026-02-11T07:43:36.027612Z","published":"2026-02-03T00:00:00Z","related":["CVE-2025-11234"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:1831"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-11234"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2401209"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2026-1831.html"}],"affected":[{"package":{"name":"qemu-guest-agent","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-guest-agent"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-img","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-img"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-kvm","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-kvm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-kvm-audio-pa","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-kvm-audio-pa"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-kvm-block-blkio","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-kvm-block-blkio"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-kvm-block-curl","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-kvm-block-curl"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-kvm-block-rbd","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-kvm-block-rbd"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-kvm-common","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-kvm-common"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-kvm-core","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-kvm-core"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-kvm-device-display-virtio-gpu","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-kvm-device-display-virtio-gpu"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-kvm-device-display-virtio-gpu-ccw","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-kvm-device-display-virtio-gpu-ccw"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-kvm-device-display-virtio-gpu-pci","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-kvm-device-display-virtio-gpu-pci"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:1831.json"}},{"package":{"name":"qemu-kvm-device-display-virtio-vga","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/qemu-kvm-device-display-virtio-vga"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18:10.0.0-14.el10_1.5.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob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