{"id":"CVE-2021-46700","aliases":["DEBIAN-CVE-2021-46700","EUVD-2021-33360","GHSA-5mpg-37cw-j7g5","UBUNTU-CVE-2021-46700"],"status":"published","title":"In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder_encode_frame in...","description":"In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder_encode_frame in encoder.c) has a double 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Tracking","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-46700"},{"url":"https://github.com/advisories/GHSA-5mpg-37cw-j7g5"},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-46700","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-46700","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-46700","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-46700","description":"In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder_encode_frame in encoder.c) has a double free.","status":"published","published":"2022-02-19T18:22:19Z","modified":"2024-08-04T05:17:41.584Z","updated_at":"2026-11-02T14:33:02.930115Z"}],"euvd":[{"id":"EUVD-2021-33360","description":"In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder_encode_frame in encoder.c) has a double 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double free.","status":"published","published":"2022-02-19T19:15:10.96Z","modified":"2026-10-23T18:04:17.530136695Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:35.799676Z"},{"id":"UBUNTU-CVE-2021-46700","description":"In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder_encode_frame in encoder.c) has a double free.","status":"published","published":"2022-02-19T19:15:00Z","modified":"2026-10-17T12:56:16.128318864Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:30.277322Z"}]}}