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{"bugzilla": {"description": "kernel: Integer overflow in events/core.c:perf_cpu_time_max_percent_handler() can allow for denial of service", "id": "1563069", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1563069"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.4", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L", "status": "draft"}, "cwe": "CWE-190", "details": ["The perf_cpu_time_max_percent_handler function in kernel/events/core.c in the Linux kernel before 4.11 allows local users to cause a denial of service (integer overflow) or possibly have unspecified other impact via a large value, as demonstrated by an incorrect sample-rate calculation.", "A vulnerability was found in the Linux kernel's kernel/events/core.c:perf_cpu_time_max_percent_handler() function. Local privileged users could exploit this flaw to cause a denial of service due to integer overflow or possibly have unspecified other impact."], "name": "CVE-2017-18255", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"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-alt", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2017-02-23T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-18255\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-18255"], "threat_severity": "Low", "upstream_fix": "kernel 4.11"}