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{"bugzilla": {"description": "libbpf: heap-based buffer overflow (4 bytes) in __bpf_object__open", "id": "2043383", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2043383"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-120->CWE-131", "details": ["libbpf 0.6.0 and 0.6.1 has a heap-based buffer overflow (4 bytes) in __bpf_object__open (called from bpf_object__open_mem and bpf-object-fuzzer.c).", "A flaw was found in libbpf. The vulnerability occurs due to incorrect handling of memory in the __bpf_object__open function and leads to a heap-buffer-overflow. This flaw allows an attacker to execute unauthorized code or commands, read memory, or modify memory."], "name": "CVE-2021-45940", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "impact": "moderate", "package_name": "libbpf", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "impact": "moderate", "package_name": "libbpf", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2022-01-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-45940\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-45940"], "threat_severity": "Low"}