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-2021-39247 unimportant priority: Debian including 1 source packages (zint), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5.
Zint Barcode Generator before 2.10.0 has a one-byte buffer over-read, related to is_last_single_ascii in code1.c, and rs_encode_uint in reedsol.c.