Description
A flaw was found in Corosync. An integer overflow vulnerability in Corosync's join message sanity validation allows a remote, unauthenticated attacker to send crafted User Datagram Protocol (UDP) packets. This can cause the service to crash, leading to a denial of service. This vulnerability specifically affects Corosync deployments configured to use totemudp/totemudpu mode.
Details
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| corosync | โ | โ |
| enterprise-linux | โ | โ |
| openshift | โ | โ |
References
Similar Threats
- Unknown ALSA-2026:13644
- Unknown ALSA-2026:13657
- Unknown ALSA-2026:13673
- Unknown CLSA-2026-1777742234
- Unknown CLSA-2026-1776435617
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