CVE-2025-30472

CRITICAL
Published Mar 22, 2025 Modified Nov 3, 2025 CWE-121 CWE-787

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.

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CVSS v3.1 Score

9.0
CRITICAL
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Weakness Type (CWE)

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

Affected Products

Vendor Product
corosync corosync

References

Frequently Asked Questions

What is CVE-2025-30472? +
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. It has a CVSS v3.1 base score of 9.0 (CRITICAL).
How severe is CVE-2025-30472? +
CVE-2025-30472 has a CVSS v3.1 score of 9.0 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
What products are affected by CVE-2025-30472? +
CVE-2025-30472 affects products from corosync, specifically: corosync. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-30472? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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