CVE-2025-69277

Name	CVE-2025-69277
Description	libsodium before ad3004e, in atypical use cases involving certain custom cryptography or untrusted data to crypto_core_ed25519_is_valid_point, mishandles checks for whether an elliptic curve point is valid because it sometimes allows points that aren't in the main cryptographic group.
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	DLA-4435-1, DSA-6094-1
Debian Bugs	1124374

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
libsodium (PTS)	bookworm, bookworm (security)	1.0.18-1+deb12u1	fixed
	trixie (security), trixie	1.0.18-1+deb13u1	fixed
	forky, sid	1.0.22-2	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
libsodium	source	bullseye	1.0.18-1+deb11u1	DLA-4435-1
libsodium	source	bookworm	1.0.18-1+deb12u1	DSA-6094-1
libsodium	source	trixie	1.0.18-1+deb13u1	DSA-6094-1
libsodium	source	(unstable)	1.0.18-2		1124374

https://00f.net/2025/12/30/libsodium-vulnerability/
Fixed by: https://github.com/jedisct1/libsodium/commit/ad3004ec8731730e93fcfbbc824e67eadc1c1bae