CVE-2025-30472
corosync - security update
9.8
CRITICAL
CVSS 3.1
EPSS 0.43%
Description
Corosync through 3.1.9, if encryption is disabled or the attacker knows the encryption key, has a stack-based buffer overflow in orf_token_endian_convert in exec/totemsrp.c via a large UDP packet.
How to fix CVE-2025-30472
To remediate CVE-2025-30472, upgrade the affected package to a fixed version below.
- Debian/corosync—upgrade to 3.1.2-2+deb11u1 or later
- —upgrade to 3.1.2-2+deb11u1 or later
Is CVE-2025-30472 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.1.2-2+deb11u1
- from 0, < 3.1.2-2+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |