CVE-2025-14831

Name	CVE-2025-14831
Description	A flaw was found in GnuTLS. This vulnerability allows a denial of service (DoS) by excessive CPU (Central Processing Unit) and memory consumption via specially crafted malicious certificates containing a large number of name constraints and subject alternative names (SANs).
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
gnutls28 (PTS)	bullseye	3.7.1-5+deb11u5	vulnerable
	bullseye (security)	3.7.1-5+deb11u8	vulnerable
	bookworm, bookworm (security)	3.7.9-2+deb12u5	vulnerable
	trixie	3.8.9-3+deb13u1	vulnerable
	forky	3.8.11-3	vulnerable
	sid	3.8.12-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
gnutls28	source	(unstable)	3.8.12-1

https://gitlab.com/gnutls/gnutls/-/issues/1773
Fixed by: https://gitlab.com/gnutls/gnutls/-/commit/d6054f0016db05fb5c82177ddbd0a4e8331059a1 (3.8.12)