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CVE-2025-30472

Date: March 21, 2025

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.

Severity Score

Related Resources (6)

https://github.com/corosync/corosync/blob/73ba225cc48ebb1903897c792065cb5e876613b0/exec/totemsrp.c#L4677
https://github.com/corosync/corosync/issues/778
https://nvd.nist.gov/vuln/detail/CVE-2025-30472
https://corosync.org
https://security-tracker.debian.org/tracker/CVE-2025-30472
https://www.mend.io/vulnerability-database/CVE-2025-30472

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Stack-based Buffer Overflow

CWE-121

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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