In Libav 12.3, there is a heap-based buffer over-read in decode_frame in libavcodec/lcldec.c that allows an attacker to cause denial-of-service via a crafted avi file.
https://lists.debian.org/debian-lts-announce/2019/12/msg00003.html
https://bugzilla.libav.org/show_bug.cgi?id=1137
Source: Mitre, NVD
Published: 2018-11-09
Updated: 2019-12-05
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H