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{"bugzilla": {"description": "kernel: xsk: Add missing overflow check in xdp_umem_reg", "id": "2363750", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2363750"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.1", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nxsk: Add missing overflow check in xdp_umem_reg\nThe number of chunks can overflow u32. Make sure to return -EINVAL on\noverflow. Also remove a redundant u32 cast assigning umem->npgs."], "name": "CVE-2023-53080", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-05-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-53080\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-53080\nhttps://lore.kernel.org/linux-cve-announce/2025050216-CVE-2023-53080-1a45@gregkh/T"], "statement": "The issue fixes a missing overflow check in xdp_umem_reg() that could allow incorrect memory region registration. It requires privileged access and does not impact confidentiality or integrity, only potentially causing a local denial of service.", "threat_severity": "Moderate"}

{"created": "2025-06-24T09:51:42.379687+00:00", "updated": "2025-06-24T09:51:42.379731+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}