CVE-2025-30472

CRITICAL EPSS 34.7%
Published Mar 22, 20251y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Mar 22, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
34.7% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-121
CWE-787 Out-of-bounds Write Memory Safety

Affected Products 1

VendorProductVersionRange
corosynccorosync* ≤3.1.9

References 4

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.