An information disclosure vulnerability was found in the virtio vhost-user GPU device (vhost-user-gpu) of QEMU. The flaw exists in virgl_cmd_get_capset_info() in contrib/vhost-user-gpu/virgl.c and could occur due to the read of uninitialized memory. A malicious guest could exploit this issue to leak memory from the host. Patch series: https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01155.html Memory disclosure in virgl_cmd_get_capset_info() in virgl.c: https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg01153.html CREATE(Triage):(User=admin) [CVE-2021-3545|https://nvd.nist.gov/vuln/detail/CVE-2021-3545]
