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Tracking","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40656"},{"url":"https://github.com/advisories/GHSA-46hw-rjq2-89r4"},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-40656","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-40656","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-40656","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-40656","description":"libsixel before 1.10 is vulnerable to Buffer Overflow in libsixel/src/quant.c:867.","status":"published","published":"2022-04-08T15:09:33Z","modified":"2024-08-04T02:51:06.4Z","updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-27830","description":"libsixel before 1.10 is vulnerable to Buffer Overflow in libsixel/src/quant.c:867.","status":"published","published":"2022-04-08T15:09:33Z","modified":"2024-08-04T02:51:06Z","updated_at":"2026-11-03T03:24:19.692229Z"}],"ghsa":[{"id":"GHSA-46hw-rjq2-89r4","title":"libsixel 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