An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c interprets a variable as signed instead of unsigned, resulting in an out-of-bounds write (of up to 128 bytes), leading to DoS or remote code execution.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-14600.json"