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.
Metrics
CVSS 3.1 9.8/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Corosync | Corosync | <= 3.1.9 |
References
- https://corosync.orgProduct
- https://github.com/corosync/corosync/blob/73ba225cc48ebb1903897c792065cb5e876613b0/exec/totemsrp.c#L4677Product
- https://github.com/corosync/corosync/issues/778Exploit, Issue Tracking
- https://lists.debian.org/debian-lts-announce/2025/09/msg00023.html
- https://github.com/corosync/corosync/issues/778Exploit, Issue Tracking
Timeline
- Published
- Mar 22, 2025
- Last modified
- Jun 17, 2026
- NVD status
- Modified