The usb_device_post_load function in hw/usb/bus.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via a crafted savevm image, related to a negative setup_len or setup_index value.

The usb_device_post_load function in hw/usb/bus.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via a crafted savevm image, related to a negative setup_len or setup_index value.

qemu-2.6.1-1.5 on GA media

qemu: virtio-net: buffer overflow on invalid state load qemu: virtio: out-of-bounds buffer write on invalid state load qemu: virtio: insufficient validation of num_sg when mapping qemu: virtio: insufficient validation of num_sg when mapping qemu: usb: insufficient sanity checking of setup_index+setup_len in post_load qemu: virtio-scsi: buffer overrun on invalid state load qemu: virtio: buffer overrun on incoming migration qemu: crash by possible division by zero Qemu: block: multiple integer overflow flaws Qemu: block: missing input validation Qemu: prevent possible buffer overflows Qemu: qcow2: NULL dereference in qcow2_open() error path Qemu: block: possible crash due signed types or logic error Qemu: vhdx: bounds checking for block_size and logical_sector_size qemu: virtio-net: buffer overflow in virtio_net_handle_mac() function qemu: virtio: out-of-bounds buffer write on state load with invalid config_len QEMU: out of bounds buffer accesses, guest triggerable via IDE SMART Qemu: usb: fix up post load checks

Security update for kvm

Affected: Ubuntu:14.04:LTS: qemu

The usb_device_post_load function in hw/usb/bus.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via a crafted savevm image, related to a negative setup_len or setup_index value.