Integer overflow in the virtio_net_handle_mac function in hw/net/virtio-net.c in QEMU 2.0 and earlier allows local guest users to execute arbitrary code via a MAC addresses table update request, which triggers a heap-based buffer overflow.

Integer overflow in the virtio_net_handle_mac function in hw/net/virtio-net.c in QEMU 2.0 and earlier allows local guest users to execute arbitrary code via a MAC addresses table update request, which triggers a heap-based buffer overflow.

qemu-2.6.1-1.5 on GA media

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

Security update for kvm

Affected: Ubuntu:14.04:LTS: qemu

Integer overflow in the virtio_net_handle_mac function in hw/net/virtio-net.c in QEMU 2.0 and earlier allows local guest users to execute arbitrary code via a MAC addresses table update request, which triggers a heap-based buffer overflow.