AlmaLinux alert ALSA-2026:13657 (corosync)

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[Announce]  [Security Advisory] ALSA-2026:13657: corosync security update (Moderate)
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Wed, 06 May 2026 11:03:15 +0000
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<0100019dfcf4cef6-8ff9350c-d859-4bdb-bca2-d6284f49d719-000000@email.amazonses.com>
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Article
Hi,

You are receiving an AlmaLinux Security update email because you subscribed to receive errata
notifications from AlmaLinux.

AlmaLinux: 8
Type: Security
Severity: Moderate
Release date: 2026-05-06

Summary:

The corosync packages provide the Corosync Cluster Engine and C APIs for AlmaLinux cluster
software.  

Security Fix(es):  

  * corosync: Corosync: Denial of Service and information disclosure via crafted UDP packet
(CVE-2026-35091)
  * corosync: Corosync: Denial of Service via integer overflow in join message validation
(CVE-2026-35092)


For more details about the security issue(s), including the impact, a CVSS score, acknowledgments,
and other related information, refer to the CVE page(s) listed in the References section.


Full details, updated packages, references, and other related information:
https://errata.almalinux.org/8/ALSA-2026-13657.html

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AlmaLinux Team
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