A use-after-free flaw was found in the MegaRAID emulator of QEMU. This issue occurs while processing SCSI I/O requests in the case of an error mptsasfreerequest() that does not dequeue the request object 'req' from a pending requests queue. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. Versions between 2.10.0 and 5.2.0 are potentially affected.
{ "binaries": [ { "binary_version": "2.0.0+dfsg-2ubuntu1.47+esm4", "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" } ] }
{ "binaries": [ { "binary_version": "1:2.5+dfsg-5ubuntu10.51+esm3", "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" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-block-extra" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-guest-agent" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-kvm" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-system" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-system-arm" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-system-common" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-system-mips" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-system-misc" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-system-ppc" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-system-s390x" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-system-sparc" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-system-x86" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-user" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-user-binfmt" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-user-static" }, { "binary_version": "1:2.11+dfsg-1ubuntu7.37", "binary_name": "qemu-utils" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-block-extra" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-guest-agent" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-kvm" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-arm" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-common" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-data" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-gui" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-mips" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-misc" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-ppc" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-s390x" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-sparc" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-x86" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-x86-microvm" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-system-x86-xen" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-user" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-user-binfmt" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-user-static" }, { "binary_version": "1:4.2-3ubuntu6.17", "binary_name": "qemu-utils" } ] }