There is a reachable assertion in the Internal::TiffReader::visitDirectory function in tiffvisitor.cpp of Exiv2 0.26 that will lead to a remote denial of service attack via crafted input.
https://usn.ubuntu.com/3852-1/
https://lists.debian.org/debian-lts-announce/2022/11/msg00013.html
http://www.securityfocus.com/bid/100030
https://bugzilla.redhat.com/show_bug.cgi?id=1475124
Source: Mitre, NVD
Published: 2017-07-27
Updated: 2025-04-20
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
EPSS: 0.0016