Qemu before 1.6.2 block diver for the various disk image formats used by Bochs and for the QCOW version 2 format, are vulnerable to a possible crash caused by signed data types or a logic error while creating QCOW2 snapshots, which leads to incorrectly calling update_refcount() routine.
{ "availability": "No subscription required", "binaries": [ { "binary_name": "qemu", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-common", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-guest-agent", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-keymaps", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-kvm", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-system", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-system-aarch64", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-system-arm", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-system-common", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-system-mips", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-system-misc", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-system-ppc", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-system-sparc", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-system-x86", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-user", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-user-static", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" }, { "binary_name": "qemu-utils", "binary_version": "2.0.0~rc1+dfsg-0ubuntu3" } ] }