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{"acknowledgement": "Red Hat would like to thank Wenxiang Qian (Tencent Blade Team) for reporting this issue.", "affected_release": [{"advisory": "RHBA-2021:0639", "cpe": "cpe:/a:redhat:advanced_virtualization:8.3::el8", "package": "virt:8.3-8030120210211160750.71132145", "product_name": "Advanced Virtualization for RHEL 8.3.1", "release_date": "2021-02-22T00:00:00Z"}, {"advisory": "RHBA-2021:0639", "cpe": "cpe:/a:redhat:advanced_virtualization:8.3::el8", "package": "virt-devel:8.3-8030120210211160750.71132145", "product_name": "Advanced Virtualization for RHEL 8.3.1", "release_date": "2021-02-22T00:00:00Z"}, {"advisory": "RHSA-2021:2322", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "qemu-kvm-10:1.5.3-175.el7_9.4", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2021-06-08T00:00:00Z"}, {"advisory": "RHSA-2021:1762", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "virt-devel:rhel-8040020210317013608.9f9e2e7e", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-05-18T00:00:00Z"}, {"advisory": "RHSA-2021:1762", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "virt:rhel-8040020210317013608.9f9e2e7e", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-05-18T00:00:00Z"}, {"advisory": "RHSA-2021:2529", "cpe": "cpe:/o:redhat:enterprise_linux:7::hypervisor", "package": "qemu-kvm-rhev-10:2.12.0-48.el7_9.3", "product_name": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 7", "release_date": "2021-06-23T00:00:00Z"}, {"advisory": "RHSA-2021:2529", "cpe": "cpe:/a:redhat:rhev_manager:4.3", "package": "qemu-kvm-rhev-10:2.12.0-48.el7_9.3", "product_name": "Red Hat Virtualization Engine 4.3", "release_date": "2021-06-23T00:00:00Z"}], "bugzilla": {"description": "QEMU: ide: atapi: OOB access while processing read commands", "id": "1917446", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1917446"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.9", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L", "status": "verified"}, "cwe": "CWE-125", "details": ["ide_atapi_cmd_reply_end in hw/ide/atapi.c in QEMU 5.1.0 allows out-of-bounds read access because a buffer index is not validated.", "An out-of-bounds read-access flaw was found in the ATAPI Emulator of QEMU. This issue occurs while processing the ATAPI read command if the logical block address(LBA) is set to an invalid value. A guest user may use this flaw to crash the QEMU process on the host resulting in a denial of service."], "name": "CVE-2020-29443", "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": "Out of support scope", "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-ma", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:advanced_virtualization:8::el8", "fix_state": "Affected", "package_name": "virt:8.3/qemu-kvm", "product_name": "Red Hat Enterprise Linux 8 Advanced Virtualization"}], "public_date": "2020-11-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-29443\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-29443\nhttps://www.openwall.com/lists/oss-security/2021/01/18/2"], "threat_severity": "Moderate"}