Libvirt: information disclosure via world-readable storage volume images during clone/convert

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AZL-95613 CVE-2026-63623 affecting package libvirt for versions less than 11.9.0-1

A flaw was found in libvirt. During storage volume clone or convert operations, newly created volume images were temporarily world-readable. This was caused by the qemu-img utility running with overly permissive file creation settings, allowing any local user to read the full guest disk contents...

CVE-2026-63623 Libvirt: information disclosure via world-readable storage volume images during clone/convert

A flaw was found in libvirt. During storage volume clone or convert operations, newly created volume images were temporarily world-readable. This was caused by the qemu-img utility running with overly permissive file creation settings, allowing any local user to read the full guest disk contents...