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{"bugzilla": {"description": "nasm: heap buffer overflow in expand_mmacro() asm/preproc.c", "id": "2210211", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2210211"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-122", "details": ["There exists a heap buffer overflow in nasm 2.16.02rc1 (GitHub commit: b952891).", "A heap-based buffer overflow issue was discovered in Nasm's expand_mmacro() function, in the asm/preproc.c file. This issue could allow an attacker to trick a user into opening a specially crafted file, triggering out-of-bounds read access, causing an application to halt or crash, leading to a denial of service."], "name": "CVE-2023-31722", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "nasm", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "nasm", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2023-05-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-31722\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-31722\nhttps://bugzilla.nasm.us/show_bug.cgi?id=3392857"], "threat_severity": "Low"}