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{"bugzilla": {"description": "kernel: lib/nlattr.c allows attackers to cause a denial of service", "id": "2181614", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2181614"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-674", "details": ["An issue was discovered in the Linux kernel before 5.8. lib/nlattr.c allows attackers to cause a denial of service (unbounded recursion) via a nested Netlink policy with a back reference.", "A flaw was found in lib/nlattr.c in the Linux kernel, before 5.8. This issue may allow an attacker to cause a denial of service (unbounded recursion) through a nested Netlink policy with a back reference."], "name": "CVE-2020-36691", "package_state": [{"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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2020-04-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-36691\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-36691\nhttps://github.com/torvalds/linux/commit/7690aa1cdf7c4565ad6b013b324c28b685505e24"], "statement": "The affected code was not introduced into any kernel versions shipped with Red Hat Enterprise Linux; This vulnerability is not applicable to these platforms.", "threat_severity": "Moderate", "upstream_fix": "Kernel 5.8 RC1"}