CVE-2025-0306

EUVD-2025-1595
A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.4 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 50%
Debian logo
Debian Releases
Debian Product
Codename
ruby3.1
bookworm
ignored
bookworm (security)
vulnerable
ruby3.3
forky
3.3.8-2.2
fixed
sid
3.3.8-2.2
fixed
trixie
3.3.8-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
ruby2.3
focal
dne
jammy
dne
noble
dne
oracular
dne
xenial
not-affected
ruby2.5
bionic
not-affected
focal
dne
jammy
dne
noble
dne
oracular
dne
ruby2.7
focal
not-affected
jammy
dne
noble
dne
oracular
dne
ruby3.0
focal
dne
jammy
not-affected
noble
dne
oracular
dne
ruby3.2
focal
dne
jammy
dne
noble
not-affected
oracular
dne
ruby3.3
focal
dne
jammy
dne
noble
dne
oracular
not-affected
Common Weakness Enumeration
References
https://access.redhat.com/security/cve/CVE-2025-0306
https://bugzilla.redhat.com/show_bug.cgi?id=2336100
https://security.netapp.com/advisory/ntap-20250221-0009/