View at Official debian advisory, NVD, CVE.org · CVE detail
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
CVE-2016-0718 unimportant priority: Debian including 4 source packages (expat, firefox, firefox-esr, libxmltok), 13 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 11, open 2.
Expat allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a malformed input document, which triggers a buffer overflow.