The archivereadformatcpioreadheader function in archivereadsupportformat_cpio.c in libarchive before 3.2.1 allows remote attackers to cause a denial of service (application crash) via a CPIO archive with a large symlink.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-4809.json"