CVE-2025-15564

Name	CVE-2025-15564
Description	A vulnerability has been found in Mapnik up to 4.2.0. This vulnerability affects the function mapnik::detail::mod<...>::operator of the file src/value.cpp. The manipulation leads to divide by zero. The attack needs to be performed locally. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
mapnik (PTS)	bullseye	3.1.0+ds-1	vulnerable
	bookworm	3.1.0+ds-3	vulnerable
	trixie	4.0.7+ds-1	vulnerable
	forky, sid	4.2.1+ds-1	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
mapnik	source	(unstable)	(unfixed)

[trixie] - mapnik <no-dsa> (Minor issue)
[bookworm] - mapnik <no-dsa> (Minor issue)
https://github.com/mapnik/mapnik/issues/4545