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{"acknowledgement": "Red Hat would like to thank Wenxu Yin @awxylitol for reporting this issue.", "affected_release": [{"advisory": "RHSA-2023:0099", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "virt-devel:rhel-8070020221215195627.bd1311ed", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-01-12T00:00:00Z"}, {"advisory": "RHSA-2023:0099", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "virt:rhel-8070020221215195627.bd1311ed", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-01-12T00:00:00Z"}, {"advisory": "RHSA-2023:0432", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "virt-devel:rhel-8060020230105093856.ad008a3a", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2023-01-24T00:00:00Z"}, {"advisory": "RHSA-2023:0432", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "virt:rhel-8060020230105093856.ad008a3a", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2023-01-24T00:00:00Z"}], "bugzilla": {"description": "QEMU: QXL: qxl_phys2virt unsafe address translation can lead to out-of-bounds read", "id": "2148506", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2148506"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-125", "details": ["An out-of-bounds read flaw was found in the QXL display device emulation in QEMU. The qxl_phys2virt() function does not check the size of the structure pointed to by the guest physical address, potentially reading past the end of the bar space into adjacent pages. A malicious guest user could use this flaw to crash the QEMU process on the host causing a denial of service condition.", "An out-of-bounds read flaw was found in the QXL display device emulation in QEMU. The qxl_phys2virt() function does not check the size of the structure pointed to by the guest's physical address, potentially reading past the end of the bar space into adjacent pages. This could allow a malicious guest user to crash the QEMU process on the host, causing a denial of service. Spice was found to be affected by the same CVE."], "name": "CVE-2022-4144", "package_state": [{"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:6", "fix_state": "Out of support scope", "package_name": "spice-server", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "qemu-kvm-ma", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "spice", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "spice", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:advanced_virtualization:8::el8", "fix_state": "Will not fix", "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": "Will not fix", "package_name": "virt:av/qemu-kvm", "product_name": "Red Hat Enterprise Linux 8 Advanced Virtualization"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openstack:13", "fix_state": "Out of support scope", "package_name": "qemu-kvm-rhev", "product_name": "Red Hat OpenStack Platform 13 (Queens)"}], "public_date": "2022-11-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-4144\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-4144"], "statement": "The versions of `qemu-kvm` as shipped with Red Hat Enterprise Linux 9 are not affected by this flaw as they do not include support for QXL display device emulation.", "threat_severity": "Moderate", "upstream_fix": "qemu-kvm 7.2.0"}