The CHECK macro in mrbgems/mruby-sprintf/src/sprintf.c in mruby 1.4.1 contains a signed integer overflow, possibly leading to out-of-bounds memory access because the mrbstrresize function in string.c does not check for a negative length.
{ "versions": [ { "introduced": "0" }, { "last_affected": "1.4.1" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-14337.json"
[ { "events": [ { "introduced": "0" }, { "last_affected": "9.0" } ] } ]