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{"acknowledgement": "Red Hat would like to thank Alexander Bulekov for reporting this issue.", "bugzilla": {"description": "QEMU: heap buffer overflow in sdhci_sdma_transfer_multi_blocks() in hw/sd/sdhci.c", "id": "1862167", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1862167"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.7", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L", "status": "draft"}, "cwe": "CWE-119", "details": ["A heap-based buffer overflow was found in QEMU through 5.0.0 in the SDHCI device emulation support. It could occur while doing a multi block SDMA transfer via the sdhci_sdma_transfer_multi_blocks() routine in hw/sd/sdhci.c. A guest user or process could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition, or potentially execute arbitrary code with privileges of the QEMU process on the host.", "A flaw was found in QEMU. A heap-based buffer overflow vulnerability was found in the SDHCI device emulation support allowing a guest user or process to crash the QEMU process on the host resulting in a denial of service condition, or potentially execute arbitrary code with privileges of the QEMU process on the host. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."], "name": "CVE-2020-17380", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kvm", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "xen", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "qemu-kvm-ma", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "virt:rhel/qemu-kvm", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:advanced_virtualization:8::el8", "fix_state": "Not affected", "package_name": "virt:8.1/qemu-kvm", "product_name": "Red Hat Enterprise Linux 8 Advanced Virtualization"}, {"cpe": "cpe:/a:redhat:advanced_virtualization:8::el8", "fix_state": "Not affected", "package_name": "virt:8.2/qemu-kvm", "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/qemu-kvm", "product_name": "Red Hat Enterprise Linux 8 Advanced Virtualization"}, {"cpe": "cpe:/a:redhat:openstack:10", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat OpenStack Platform 10 (Newton)"}, {"cpe": "cpe:/a:redhat:openstack:13", "fix_state": "Not affected", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat OpenStack Platform 13 (Queens)"}], "public_date": "2020-08-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-17380\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-17380"], "statement": "This flaw did not affect the following versions of QEMU as they did not include support for SDHCI device emulation:\n* `qemu-kvm-ma` as shipped with Red Hat Enterprise Linux 7.\n* `qemu-kvm-rhev` as shipped with Red Hat Virtualization and Red Hat OpenStack.\n* `qemu-kvm` as shipped with Red Hat Enterprise Linux 6, 7, 8, and RHEL Advanced Virtualization.", "threat_severity": "Moderate"}