Heap-based Buffer Over-read Vulnerability in Libav 12.3's vc1_decode_p_mb_intfi Function

CVE-2020-18778 · MEDIUM Severity

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

In Libav 12.3, there is a heap-based buffer over-read in vc1_decode_p_mb_intfi in vc1_block.c that allows an attacker to cause denial-of-service via a crafted file.

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