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Party Advisory","evidence","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-11721"},{"url":"https://github.com/advisories/GHSA-99gh-8v88-fprw"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-11721","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-11721","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-11721","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-11721","description":"load_png in loader.c in libsixel.a in libsixel 1.8.6 has an uninitialized pointer leading to an invalid call to free, which can cause a denial of service.","status":"published","published":"2020-04-12T18:39:18Z","modified":"2024-08-04T11:42:00.564Z","updated_at":"2026-11-02T14:35:57.352161Z"}],"euvd":[{"id":"EUVD-2020-4063","description":"load_png in loader.c in libsixel.a in libsixel 1.8.6 has an uninitialized pointer leading to an invalid call to free, which can cause a denial of 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