{"id":"CVE-2021-4136","revision":"23867a61ae424a5d9edcc68ec1dfb01d","records":[{"revision":"23867a61ae424a5d9edcc68ec1dfb01d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2021-4136","aliases":[],"title":"Heap-based Buffer Overflow in vim/vim","description":"vim is vulnerable to Heap-based Buffer Overflow","state":0,"publishedAt":"2021-12-19T17:00:10+00:00","modifiedAt":"2026-10-08T21:14:08.241+00:00","affected":[{"ecosystem":"Vendor product","name":"vim/vim","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"vim/vim\",\n                    \"vendor\": \"vim\",\n                    \"versions\": [\n                        {\n                            \"lessThan\": \"8.2.3846\",\n                            \"status\": \"affected\",\n                            \"version\": \"unspecified\",\n                            \"versionType\": \"custom\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.0","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L","score":7.3,"severity":"HIGH"}],"references":["https://huntr.dev/bounties/5c6b93c1-2d27-4e98-a931-147877b8c938","https://github.com/vim/vim/commit/605ec91e5a7330d61be313637e495fa02a6dc264","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/","http://www.openwall.com/lists/oss-security/2022/01/15/1","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/","https://support.apple.com/kb/HT213183","http://seclists.org/fulldisclosure/2022/Mar/29","https://support.apple.com/kb/HT213256","http://seclists.org/fulldisclosure/2022/May/35","https://support.apple.com/kb/HT213343","http://seclists.org/fulldisclosure/2022/Jul/14","https://security.gentoo.org/glsa/202208-32"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2021-4136","license":"CVE Program Terms of Use","key":"cve-program:CVE-2021-4136","identifiers":["CVE-2021-4136"]},"retained":false,"historicalAffected":[]}],"coverage":[]}