{"id":"UBUNTU-CVE-2020-25084","details":"QEMU 5.0.0 has a use-after-free in hw/usb/hcd-xhci.c because the usb_packet_map return value is not checked.","modified":"2026-02-04T03:14:11.468541Z","published":"2020-09-25T05:15:00Z","related":["USN-4650-1"],"upstream":["CVE-2020-25084"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-25084"},{"type":"REPORT","url":"https://lists.nongnu.org/archive/html/qemu-devel/2020-08/msg08050.html"},{"type":"REPORT","url":"https://lists.nongnu.org/archive/html/qemu-devel/2020-08/msg08043.html"},{"type":"REPORT","url":"https://www.openwall.com/lists/oss-security/2020/09/16/5"},{"type":"REPORT","url":"https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Fxhci_uaf_2"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2020/09/16/5"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4650-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-25084"}],"affected":[{"package":{"name":"qemu","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/qemu@2.0.0+dfsg-2ubuntu1.47+esm4?arch=source&distro=esm-infra-legacy/trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.5.0+dfsg-3ubuntu5","1.5.0+dfsg-3ubuntu6","1.6.0+dfsg-2ubuntu1","1.6.0+dfsg-2ubuntu2","1.6.0+dfsg-2ubuntu3","1.6.0+dfsg-2ubuntu4","1.7.0+dfsg-2ubuntu1","1.7.0+dfsg-2ubuntu2","1.7.0+dfsg-2ubuntu3","1.7.0+dfsg-2ubuntu4","1.7.0+dfsg-2ubuntu5","1.7.0+dfsg-2ubuntu7","1.7.0+dfsg-2ubuntu8","1.7.0+dfsg-2ubuntu9","1.7.0+dfsg-3ubuntu1~ppa1","1.7.0+dfsg-3ubuntu1","1.7.0+dfsg-3ubuntu2","1.7.0+dfsg-3ubuntu3","1.7.0+dfsg-3ubuntu4","1.7.0+dfsg-3ubuntu5","1.7.0+dfsg-3ubuntu6","1.7.0+dfsg-3ubuntu7","2.0.0~rc1+dfsg-0ubuntu1","2.0.0~rc1+dfsg-0ubuntu2","2.0.0~rc1+dfsg-0ubuntu3","2.0.0~rc1+dfsg-0ubuntu3.1","2.0.0+dfsg-2ubuntu1","2.0.0+dfsg-2ubuntu1.1","2.0.0+dfsg-2ubuntu1.2","2.0.0+dfsg-2ubuntu1.3","2.0.0+dfsg-2ubuntu1.5","2.0.0+dfsg-2ubuntu1.6","2.0.0+dfsg-2ubuntu1.7","2.0.0+dfsg-2ubuntu1.8","2.0.0+dfsg-2ubuntu1.9","2.0.0+dfsg-2ubuntu1.10","2.0.0+dfsg-2ubuntu1.11","2.0.0+dfsg-2ubuntu1.13","2.0.0+dfsg-2ubuntu1.14","2.0.0+dfsg-2ubuntu1.15","2.0.0+dfsg-2ubuntu1.16","2.0.0+dfsg-2ubuntu1.17","2.0.0+dfsg-2ubuntu1.18","2.0.0+dfsg-2ubuntu1.19","2.0.0+dfsg-2ubuntu1.20","2.0.0+dfsg-2ubuntu1.21","2.0.0+dfsg-2ubuntu1.22","2.0.0+dfsg-2ubuntu1.24","2.0.0+dfsg-2ubuntu1.25","2.0.0+dfsg-2ubuntu1.26","2.0.0+dfsg-2ubuntu1.27","2.0.0+dfsg-2ubuntu1.28","2.0.0+dfsg-2ubuntu1.29","2.0.0+dfsg-2ubuntu1.30","2.0.0+dfsg-2ubuntu1.31","2.0.0+dfsg-2ubuntu1.32","2.0.0+dfsg-2ubuntu1.33","2.0.0+dfsg-2ubuntu1.34","2.0.0+dfsg-2ubuntu1.35","2.0.0+dfsg-2ubuntu1.36","2.0.0+dfsg-2ubuntu1.38","2.0.0+dfsg-2ubuntu1.39","2.0.0+dfsg-2ubuntu1.40","2.0.0+dfsg-2ubuntu1.41","2.0.0+dfsg-2ubuntu1.42","2.0.0+dfsg-2ubuntu1.43","2.0.0+dfsg-2ubuntu1.44","2.0.0+dfsg-2ubuntu1.45","2.0.0+dfsg-2ubuntu1.46","2.0.0+dfsg-2ubuntu1.47","2.0.0+dfsg-2ubuntu1.47+esm1","2.0.0+dfsg-2ubuntu1.47+esm2","2.0.0+dfsg-2ubuntu1.47+esm3","2.0.0+dfsg-2ubuntu1.47+esm4"],"ecosystem_specific":{"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"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-25084.json"}},{"package":{"name":"qemu","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/qemu@1:2.5+dfsg-5ubuntu10.48?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.5+dfsg-5ubuntu10.48"}]}],"versions":["1:2.3+dfsg-5ubuntu9","1:2.3+dfsg-5ubuntu10","1:2.4+dfsg-4ubuntu1","1:2.4+dfsg-4ubuntu2","1:2.4+dfsg-4ubuntu3","1:2.4+dfsg-5ubuntu3","1:2.5+dfsg-1ubuntu2","1:2.5+dfsg-1ubuntu3","1:2.5+dfsg-1ubuntu4","1:2.5+dfsg-1ubuntu5","1:2.5+dfsg-5ubuntu1","1:2.5+dfsg-5ubuntu2","1:2.5+dfsg-5ubuntu4","1:2.5+dfsg-5ubuntu6","1:2.5+dfsg-5ubuntu7","1:2.5+dfsg-5ubu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