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{"acknowledgement": "This issue was discovered by Guo Zhiyi (Red Hat).", "bugzilla": {"description": "libvirt: nodedev-list command may cause libvirt to crash on hosts with GRID driver installed", "id": "1962306", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1962306"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-119", "details": ["A flaw was found in libvirt in the virConnectListAllNodeDevices API in versions before 7.0.0. It only affects hosts with a PCI device and driver that supports mediated devices (e.g., GRID driver). This flaw could be used by an unprivileged client with a read-only connection to crash the libvirt daemon by executing the 'nodedev-list' virsh command. The highest threat from this vulnerability is to system availability.", "A flaw was found in libvirt in the virConnectListAllNodeDevices API. It only affects hosts with a PCI device and driver that supports mediated devices (e.g., GRID driver). This flaw could be used by an unprivileged client with a read-only connection to crash the libvirt daemon by executing the 'nodedev-list' virsh command. The highest threat from this vulnerability is to system availability."], "name": "CVE-2021-3559", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "libvirt", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "libvirt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "virt:rhel/libvirt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:advanced_virtualization:8::el8", "fix_state": "Not affected", "package_name": "virt:8.2/libvirt", "product_name": "Red Hat Enterprise Linux 8 Advanced Virtualization"}, {"cpe": "cpe:/a:redhat:advanced_virtualization:8::el8", "fix_state": "Not affected", "package_name": "virt:8.3/libvirt", "product_name": "Red Hat Enterprise Linux 8 Advanced Virtualization"}, {"cpe": "cpe:/a:redhat:advanced_virtualization:8::el8", "fix_state": "Not affected", "package_name": "virt:av/libvirt", "product_name": "Red Hat Enterprise Linux 8 Advanced Virtualization"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "libvirt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2020-12-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-3559\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-3559"], "statement": "The versions of `libvirt` as shipped with Red Hat Enterprise Linux 6, 7, 8, and Red Hat Enterprise Linux Advanced Virtualization 8 are not affected by this issue, as they did not include the vulnerable code, which was introduced in a later version of the package (libvirt-v6.10.0).", "threat_severity": "Moderate"}