An issue was discovered in libsixel 1.8.2. There is a heap-based buffer overflow in the function load_pnm at frompnm.c, due to an integer overflow.
{ "versions": [ { "introduced": "0" }, { "last_affected": "1.8.2" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-19638.json"