Heap-Based Buffer Overflow in Libsixel 1.8.3's sixel_encode_highcolor Function
CVE-2020-21548 · HIGH Severity
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Libsixel 1.8.3 contains a heap-based buffer overflow in the sixel_encode_highcolor function in tosixel.c.
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