{"id":"CVE-2017-6949","details":"An issue was discovered in CHICKEN Scheme through 4.12.0. When using a nonstandard CHICKEN-specific extension to allocate an SRFI-4 vector in unmanaged memory, the vector size would be used in unsanitised form as an argument to malloc(). With an unexpected size, the impact may have been a segfault or buffer overflow.","modified":"2026-03-14T09:26:25.454736Z","published":"2017-03-16T17:59:00.157Z","references":[{"type":"WEB","url":"http://www.securityfocus.com/bid/97317"},{"type":"FIX","url":"http://lists.gnu.org/archive/html/chicken-announce/2017-03/msg00000.html"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"4.12.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-6949.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}