An error related to the "LibRaw::panasonic_load_raw()" function (dcraw_common.cpp) in LibRaw versions prior to 0.18.6 can be exploited to cause a heap-based buffer overflow and subsequently cause a crash via a specially crafted TIFF image.
https://github.com/LibRaw/LibRaw/blob/master/Changelog.txt
https://github.com/LibRaw/LibRaw/commit/f1394822a0152ceed77815eafa5cac4e8baab10a
https://secuniaresearch.flexerasoftware.com/advisories/76000/
https://secuniaresearch.flexerasoftware.com/secunia_research/2017-19/
Source: MITRE
Published: 2018-12-07
Updated: 2018-12-28
Type: CWE-119
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