CVE-2025-30472

State: Published
Severity: 9.0 Critical
Published: Mar 22, 2025
Updated: Nov 3, 2025
Reserved: Mar 22, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	9.0 Critical	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H	mitre

Weaknesses

CWE-121 Stack-based Buffer Overflow

Affected Products

Product	Versions
CorosyncCorosync	3.1.9 and earlierAffected

References

https://github.com/corosync/corosync/blob/73ba225cc48ebb1903897c792065cb5e876613b0/exec/totemsrp.c#L4677
https://github.com/corosync/corosync/issues/778
https://corosync.org/
https://lists.debian.org/debian-lts-announce/2025/09/msg00023.html

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