The TIFFFdOpen function in tif_unix.c in LibTIFF 4.0.10 has a memory leak, as demonstrated by pal2rgb.
http://bugzilla.maptools.org/show_bug.cgi?id=2836
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00041.html
http://packetstormsecurity.com/files/155095/Slackware-Security-Advisory-libtiff-Updates.html
https://gitlab.com/libtiff/libtiff/commit/0c74a9f49b8d7a36b17b54a7428b3526d20f88a8
https://lists.debian.org/debian-lts-announce/2019/11/msg00027.html
https://seclists.org/bugtraq/2019/Nov/5
https://security.gentoo.org/glsa/202003-25
Source: MITRE
Published: 2019-01-11
Updated: 2020-08-24
Type: CWE-401
Base Score: 6.8
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 2.8
Severity: HIGH