CVE-2026-110606

Name	CVE-2026-110606
Description	LibreCAD libdxfrw through LC2.2.0 (LibreCAD through 2.2.1.5) contains a stack-based out-of-bounds read vulnerability in dwgReader18::readFileHeader() caused by calling strlen on non-NUL-terminated buffers. Attackers can supply a crafted AC1018, AC1024 or AC1027 DWG file without NUL bytes in the decrypted header to read adjacent stack memory and crash the process.
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
librecad (PTS)	bookworm	2.2.0-1	vulnerable
	trixie	2.2.0.2-1	vulnerable
	forky, sid	2.2.0.2-3	vulnerable

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

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

librecad bundles libdxfrw
https://github.com/LibreCAD/LibreCAD/issues/2554
Crash in CLI tool, no security impact