Integer overflow in the virtionethandle_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.
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-common" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-guest-agent" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-keymaps" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-kvm" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-system" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-system-aarch64" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-system-arm" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-system-common" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-system-mips" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-system-misc" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-system-ppc" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-system-sparc" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-system-x86" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-user" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-user-static" }, { "binary_version": "2.0.0~rc1+dfsg-0ubuntu3.1", "binary_name": "qemu-utils" } ] }