{"id":"CVE-2020-21047","revision":"291086c0511c4d33aba9c83a16f0ffe4","records":[{"revision":"291086c0511c4d33aba9c83a16f0ffe4","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2020-21047","aliases":[],"title":"The libcpu component which is used by libasm of elfutils version 0.177 (git 47780c9e), suffers from denial-of-service vulnerability caused by application crashes due to out-of-bounds write (CWE-787), off-by-one error (CWE-193) and reachable…","description":"The libcpu component which is used by libasm of elfutils version 0.177 (git 47780c9e), suffers from denial-of-service vulnerability caused by application crashes due to out-of-bounds write (CWE-787), off-by-one error (CWE-193) and reachable assertion (CWE-617); to exploit the vulnerability, the attackers need to craft certain ELF files which bypass the missing bound checks.","state":0,"publishedAt":"2023-08-22T00:00:00+00:00","modifiedAt":"2026-10-14T09:35:15.997+00:00","affected":[{"ecosystem":"Vendor product","name":"n/a","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"n/a\",\n                    \"product\": \"n/a\",\n                    \"versions\": [\n                        {\n                            \"version\": \"n/a\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://sourceware.org/bugzilla/show_bug.cgi?id=25068","https://sourceware.org/git/?p=elfutils.git%3Ba=commitdiff%3Bh=99dc63b10b3878616b85df2dfd2e4e7103e414b8","https://lists.debian.org/debian-lts-announce/2023/09/msg00026.html"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2020-21047","license":"CVE Program Terms of Use","key":"cve-program:CVE-2020-21047","identifiers":["CVE-2020-21047"]},"retained":false,"historicalAffected":[]}],"coverage":[]}