Heap Overflow Vulnerability in ngiflib 0.4's GetByte() Function

CVE-2021-36531 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

ngiflib 0.4 has a heap overflow in GetByte() at ngiflib.c:70 in NGIFLIB_NO_FILE mode, GetByte() reads memory buffer without checking the boundary.

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