CVE-2025-30472

medium

Published 2025-05-13 · Modified 2025-07-02

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

5.5

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.

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

OS	Version	Status	Fixed in
rhel	9	fixed
debian	bookworm	fixed	`3.1.7-1+deb12u1`
debian	bullseye	fixed	`3.1.2-2+deb11u1`
debian	forky	fixed	`3.1.9-2`
debian	sid	fixed	`3.1.9-2`
debian	trixie	fixed	`3.1.9-2`
sles		affected
rocky	9	fixed

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.