Synopsis
Important: corosync security update
Description
The corosync packages provide the Corosync Cluster Engine and C APIs for Rocky Linux cluster software.
Security Fix(es):
* corosync: corosync: heap-based buffer overflow in totempg assembly buffer during fragmented message reassembly (CVE-2026-81665)
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.
Affected products
Rocky Linux 8 aarch64
Rocky Linux 8 x86_64
Fixes
2524910
CVEs
CVE-2026-81665
Affected packages
Rocky Linux 8 aarch64 - ResilientStorage
corosync-0:3.1.8-1.el8_10.2.aarch64.rpm
corosynclib-devel-0:3.1.8-1.el8_10.2.aarch64.rpm
spausedd-0:3.1.8-1.el8_10.2.aarch64.rpm
spausedd-debuginfo-0:3.1.8-1.el8_10.2.aarch64.rpm
Rocky Linux 8 aarch64 - HighAvailability
corosync-0:3.1.8-1.el8_10.2.aarch64.rpm
corosynclib-devel-0:3.1.8-1.el8_10.2.aarch64.rpm
spausedd-0:3.1.8-1.el8_10.2.aarch64.rpm
spausedd-debuginfo-0:3.1.8-1.el8_10.2.aarch64.rpm
Rocky Linux 8 x86_64 - AppStream
corosync-0:3.1.8-1.el8_10.2.src.rpm
corosync-debuginfo-0:3.1.8-1.el8_10.2.i686.rpm
corosync-debuginfo-0:3.1.8-1.el8_10.2.x86_64.rpm
corosync-debugsource-0:3.1.8-1.el8_10.2.i686.rpm
corosync-debugsource-0:3.1.8-1.el8_10.2.x86_64.rpm
corosynclib-0:3.1.8-1.el8_10.2.i686.rpm
corosynclib-0:3.1.8-1.el8_10.2.x86_64.rpm
corosynclib-debuginfo-0:3.1.8-1.el8_10.2.i686.rpm
corosynclib-debuginfo-0:3.1.8-1.el8_10.2.x86_64.rpm
Rocky Linux 8 aarch64 - AppStream
corosync-0:3.1.8-1.el8_10.2.src.rpm
corosync-debuginfo-0:3.1.8-1.el8_10.2.aarch64.rpm
corosync-debugsource-0:3.1.8-1.el8_10.2.aarch64.rpm
corosynclib-0:3.1.8-1.el8_10.2.aarch64.rpm
corosynclib-debuginfo-0:3.1.8-1.el8_10.2.aarch64.rpm
Rocky Linux 8 x86_64 - HighAvailability
corosync-0:3.1.8-1.el8_10.2.x86_64.rpm
corosynclib-devel-0:3.1.8-1.el8_10.2.i686.rpm
corosynclib-devel-0:3.1.8-1.el8_10.2.x86_64.rpm
spausedd-0:3.1.8-1.el8_10.2.x86_64.rpm
spausedd-debuginfo-0:3.1.8-1.el8_10.2.x86_64.rpm
Rocky Linux 8 x86_64 - ResilientStorage
corosync-0:3.1.8-1.el8_10.2.x86_64.rpm
corosynclib-devel-0:3.1.8-1.el8_10.2.i686.rpm
corosynclib-devel-0:3.1.8-1.el8_10.2.x86_64.rpm
spausedd-0:3.1.8-1.el8_10.2.x86_64.rpm
spausedd-debuginfo-0:3.1.8-1.el8_10.2.x86_64.rpm
Rocky Linux 8 aarch64 - PowerTools
corosync-vqsim-0:3.1.8-1.el8_10.2.aarch64.rpm
corosync-vqsim-debuginfo-0:3.1.8-1.el8_10.2.aarch64.rpm
Rocky Linux 8 x86_64 - PowerTools
corosync-vqsim-0:3.1.8-1.el8_10.2.x86_64.rpm
corosync-vqsim-debuginfo-0:3.1.8-1.el8_10.2.x86_64.rpm