TIFFWriteScanline in tif_write.c in LibTIFF 3.8.2 has a heap-based buffer over-read, as demonstrated by bmp2tiff.
https://usn.ubuntu.com/3906-2/
https://usn.ubuntu.com/3906-1/
https://access.redhat.com/errata/RHSA-2019:2053
http://www.securityfocus.com/bid/104089
http://bugzilla.maptools.org/show_bug.cgi?id=2788
Source: Mitre, NVD
Published: 2018-05-07
Updated: 2019-10-03
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