{"id":"SUSE-SU-2026:23445-1","summary":"Security update for libvirt","details":"This update for libvirt fixes the following issues:\n\n- CVE-2026-18917: Integer overflow in NodeGetFreePages RPC handler leading to heap buffer overflow (bsc#1275863).\n- CVE-2026-61477: newline injection in network XML DNS TXT/SRV fields allows dnsmasq config directive injection\n  (bsc#1274576).\n- CVE-2026-63622: `swtpm` privilege escalation via symlink following (bsc#1275264).\n- CVE-2026-63623: information disclosure via world-readable storage volume images during clone/convert (bsc#1275265).\n- CVE-2026-77159: root `chown()` on `swtpm` logfile follows symlinks (bsc#1274946).\n\nChanges for libvirt:\n\n- rpc: avoid leak of GSource in use for interrupting main loop\n bsc#1258345\n","modified":"2026-09-14T18:23:33.140830766Z","published":"2026-09-02T09:40:30Z","related":["CVE-2026-18917","CVE-2026-61477","CVE-2026-63622","CVE-2026-63623","CVE-2026-77159"],"upstream":["CVE-2026-18917","CVE-2026-61477","CVE-2026-63622","CVE-2026-63623","CVE-2026-77159"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-202623445-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1258345"},{"type":"REPORT","url":"https://bugzilla.suse.com/1274576"},{"type":"REPORT","url":"https://bugzilla.suse.com/1274946"},{"type":"REPORT","url":"https://bugzilla.suse.com/1275264"},{"type":"REPORT","url":"https://bugzilla.suse.com/1275265"},{"type":"REPORT","url":"https://bugzilla.suse.com/1275863"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-18917"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-61477"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-63622"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-63623"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-77159"}],"affected":[{"package":{"name":"libvirt","ecosystem":"SUSE:Linux Micro 6.0","purl":"pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Micro%206.0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.0.0-5.1"}]}],"ecosystem_specific":{"binaries":[{"libvirt-daemon-driver-storage":"10.0.0-5.1","libvirt-daemon-driver-storage-rbd":"10.0.0-5.1","libvirt-client-qemu":"10.0.0-5.1","libvirt-daemon-common":"10.0.0-5.1","libvirt-daemon-driver-nwfilter":"10.0.0-5.1","libvirt-daemon-driver-storage-mpath":"10.0.0-5.1","libvirt-daemon-proxy":"10.0.0-5.1","libvirt-daemon-driver-storage-scsi":"10.0.0-5.1","libvirt-daemon-driver-network":"10.0.0-5.1","libvirt-libs":"10.0.0-5.1","libvirt-daemon-driver-storage-disk":"10.0.0-5.1","libvirt-daemon-driver-secret":"10.0.0-5.1","libvirt-daemon":"10.0.0-5.1","libvirt-daemon-driver-storage-iscsi-direct":"10.0.0-5.1","libvirt-nss":"10.0.0-5.1","libvirt-daemon-log":"10.0.0-5.1","libvirt-daemon-lock":"10.0.0-5.1","libvirt-daemon-qemu":"10.0.0-5.1","libvirt-daemon-driver-storage-iscsi":"10.0.0-5.1","libvirt-client":"10.0.0-5.1","libvirt-daemon-driver-nodedev":"10.0.0-5.1","libvirt-daemon-config-network":"10.0.0-5.1","libvirt-daemon-hooks":"10.0.0-5.1","libvirt-daemon-plugin-lockd":"10.0.0-5.1","libvirt-daemon-driver-qemu":"10.0.0-5.1","libvirt-daemon-driver-storage-logical":"10.0.0-5.1","libvirt-daemon-driver-storage-core":"10.0.0-5.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:23445-1.json"}}],"schema_version":"1.9.0"}