CVE-2025-47151

Name	CVE-2025-47151
Description	A type confusion vulnerability exists in the lasso_node_impl_init_from_xml functionality of Entr'ouvert Lasso 2.5.1 and 2.8.2. A specially crafted SAML response can lead to an arbitrary code execution. An attacker can send a malformed SAML response to trigger this vulnerability.
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)
References	DSA-6058-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
lasso (PTS)	bullseye	2.6.1-3	vulnerable
	bookworm	2.8.1-1	vulnerable
	bookworm (security)	2.8.1-1+deb12u1	fixed
	trixie	2.8.2-9	vulnerable
	trixie (security)	2.8.2-9+deb13u1	fixed
	sid, forky	2.9.0-3	fixed

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

Package	Type	Release	Fixed Version	Origin
lasso	source	bookworm	2.8.1-1+deb12u1	DSA-6058-1
lasso	source	trixie	2.8.2-9+deb13u1	DSA-6058-1
lasso	source	(unstable)	2.9.0-1

Notes

https://talosintelligence.com/vulnerability_reports/TALOS-2025-2193
https://git.entrouvert.org/lasso.git/commit/?id=8d12e6263fd6add923469bd5704e05a1ccfa8c69 (v2.9.0)