CVE-2026-10199

Name	CVE-2026-10199
Description	A vulnerability has been found in Assimp up to 6.0.4. Affected by this issue is the function glTF2::LazyDict in the library glTF2Asset.h. Such manipulation of the argument operator[] leads to null pointer dereference. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The name of the patch is d24b85319bd70c65883a2b96613e07e23fb95981. It is best practice to apply a patch to resolve this issue.
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
assimp (PTS)	bullseye	5.0.1~ds0-2	vulnerable
	bookworm	5.2.5~ds0-1	vulnerable
	trixie	5.4.3+ds-2	vulnerable
	forky, sid	6.0.5+ds-1	vulnerable

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

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

Notes

https://github.com/assimp/assimp/issues/6611
https://github.com/assimp/assimp/pull/6646
https://github.com/assimp/assimp/commit/d24b85319bd70c65883a2b96613e07e23fb95981