参照： Official debian advisory, NVD, CVE.org · CVE 詳細
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
CVE-2017-18640 not yet assigned priority: Debian including 1 source packages (snakeyaml), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5.
The Alias feature in SnakeYAML before 1.26 allows entity expansion during a load operation, a related issue to CVE-2003-1564.