A bug in QEMU could cause a guest I/O operation otherwise addressed to an arbitrary disk offset to be targeted to offset 0 instead (potentially overwriting the VM's boot code). This could be used, for example, by L2 guests with a virtual disk (vdiskL2) stored on a virtual disk of an L1 (vdiskL1) hypervisor to read and/or write data to LBA 0 of vdiskL1, potentially gaining control of L1 at its next reboot.
{ "binaries": [ { "binary_name": "qemu", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-common", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-guest-agent", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-keymaps", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-kvm", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-system", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-system-aarch64", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-system-arm", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-system-common", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-system-mips", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-system-misc", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-system-ppc", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-system-sparc", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-system-x86", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-user", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-user-static", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" }, { "binary_name": "qemu-utils", "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4" } ] }
{ "binaries": [ { "binary_name": "qemu", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-block-extra", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-guest-agent", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-kvm", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-system", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-system-aarch64", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-system-arm", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-system-common", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-system-mips", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-system-misc", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-system-ppc", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-system-s390x", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-system-sparc", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-system-x86", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-user", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-user-binfmt", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-user-static", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" }, { "binary_name": "qemu-utils", "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3" } ] }
{ "binaries": [ { "binary_name": "qemu", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-block-extra", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-guest-agent", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-kvm", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-system", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-system-arm", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-system-common", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-system-mips", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-system-misc", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-system-ppc", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-system-s390x", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-system-sparc", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-system-x86", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-user", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-user-binfmt", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-user-static", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" }, { "binary_name": "qemu-utils", "binary_version": "1:2.11+dfsg-1ubuntu7.42+esm2" } ] }
{ "binaries": [ { "binary_name": "qemu", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-block-extra", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-guest-agent", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-kvm", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-arm", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-common", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-data", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-gui", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-mips", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-misc", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-ppc", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-s390x", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-sparc", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-x86", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-x86-microvm", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-system-x86-xen", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-user", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-user-binfmt", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-user-static", "binary_version": "1:4.2-3ubuntu6.28" }, { "binary_name": "qemu-utils", "binary_version": "1:4.2-3ubuntu6.28" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_name": "qemu", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-block-extra", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-guest-agent", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-arm", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-common", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-data", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-gui", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-mips", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-misc", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-ppc", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-s390x", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-sparc", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-x86", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-x86-microvm", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-system-x86-xen", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-user", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-user-binfmt", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-user-static", "binary_version": "1:6.2+dfsg-2ubuntu6.16" }, { "binary_name": "qemu-utils", "binary_version": "1:6.2+dfsg-2ubuntu6.16" } ], "availability": "No subscription required" }