CVE-2025-30472

criticalpriority · track · 39EPSS 0.005 · 40 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.47% (40th) EPSS

CVSS 9.8 · critical

Is it mine?

31 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

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

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19criticalAV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19criticalCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · ENISA EU

v3.19criticalCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · cve@mitre.org USexploitability 2.2 · impact 6

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-121USCWE-121US

affected products (31)

Products and version ranges known to be affected.

Fedora Linuxall versionscert_bundDEcpe:/o:fedoraproject:fedora:-
HCL Commerceall versionscert_bundDEcpe:/a:hcltechsw:commerce:-
IBM DB2 <V12.1.2all versionscert_bundDE
IBM License Metric Toolall versionscert_bundDEcpe:/a:ibm:license_metric_tool:-
IBM MQall versionscert_bundDEcpe:/a:ibm:mq:-
IBM MQ <CD 9.4.3all versionscert_bundDE
IBM MQ <LTS 9.1.0.29all versionscert_bundDE
IBM MQ <LTS 9.2.0.36all versionscert_bundDE
IBM MQ <LTS 9.3.0.30all versionscert_bundDE
Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
RESF Rocky Linuxall versionscert_bundDEcpe:/o:resf:rocky_linux:-
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
Red Hat Enterprise Linux corosyncall versionscert_bundDEcpe:/o:redhat:enterprise_linux:corosync
IBM DB2< V12.1.2cert_bundDE
IBM MQ< CD 9.4.3cert_bundDE
IBM MQ< LTS 9.1.0.29cert_bundDE
IBM MQ< LTS 9.2.0.36cert_bundDE
IBM MQ< LTS 9.3.0.30cert_bundDE
Corosync corosync≤ 0 ≤3.1.9enisa_euvdEU
The Corosync Development Community corosync≤ 3.1.9fstec_bduRU

showing 20 of 31

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2025-1041Red Hat Enterprise Linux (corosync): Schwachstelle ermöglicht CodeausführungDeutsch2025-05-13csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat Enterprise Linux in Corosync ausnutzen, um beliebigen Programmcode auszuführen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund NVD CVE.org MITRE

published 2025-03-22modified 2026-06-17

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Related entries.

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+16123 more

references (10)

External citations — patches, advisories, analysis.

scry

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