Vulnerability Database

UBUNTU-CVE-2026-81665

Ubuntu:16.04:LTS/corosync
Ubuntu:18.04:LTS/corosync
Ubuntu:20.04:LTS/corosync
Ubuntu:22.04:LTS/corosync
Ubuntu:24.04:LTS/corosync
... 2 more

(A heap-based buffer overflow was found in Corosync's Totem Process Gro... 4 days ago

No fix available
Severity - 7.5 (High)

CLSA-2026-1792622946

TuxCare:CentOS:8.5/corosync
TuxCare:CentOS:8.5/corosync-vqsim
TuxCare:CentOS:8.5/corosynclib
TuxCare:CentOS:8.5/corosynclib-devel
TuxCare:CentOS:8.5/spausedd

corosync: Fix of 4 CVEs 4 days ago

Fix available

CLSA-2026-1792591710

TuxCare:CentOS:8.4/corosync
TuxCare:CentOS:8.4/corosync-vqsim
TuxCare:CentOS:8.4/corosynclib
TuxCare:CentOS:8.4/corosynclib-devel
TuxCare:CentOS:8.4/spausedd

corosync: Fix of 4 CVEs 4 days ago

Fix available

SUSE-SU-2026:4387-1

SUSE:Linux Enterprise High Availability Extension 12 SP5/corosync
SUSE:Linux Enterprise Server 12 SP5-LTSS/corosync
SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5/corosync

Security update for corosync 29 Sep

Fix available

CLSA-2026-1790352190

TuxCare:AlmaLinux:9.2/corosync
TuxCare:AlmaLinux:9.2/corosync-vqsim
TuxCare:AlmaLinux:9.2/corosynclib
TuxCare:AlmaLinux:9.2/corosynclib-devel

corosync: Fix of CVE-2026-81665 25 Sep

Fix available

RLSA-2026:69277

Rocky Linux:8/corosync

Important: corosync security update 23 Sep

Fix available
Severity - 7.5 (High)

RHSA-2026:69280

Red Hat:rhel_aus:8.4::appstream/corosync
Red Hat:rhel_aus:8.4::appstream/corosync-debuginfo
Red Hat:rhel_aus:8.4::appstream/corosync-debugsource
Red Hat:rhel_aus:8.4::appstream/corosync-vqsim-debuginfo
Red Hat:rhel_aus:8.4::appstream/corosynclib
... 33 more

Red Hat Security Advisory: corosync security update 22 Sep

Fix available
Severity - 7.5 (High)

RHSA-2026:69278

Red Hat:rhel_e4s:8.8::appstream/corosync
Red Hat:rhel_e4s:8.8::appstream/corosync-debuginfo
Red Hat:rhel_e4s:8.8::appstream/corosync-debugsource
Red Hat:rhel_e4s:8.8::appstream/corosync-vqsim-debuginfo
Red Hat:rhel_e4s:8.8::appstream/corosynclib
... 25 more

Red Hat Security Advisory: corosync security update 22 Sep

Fix available
Severity - 7.5 (High)

RHSA-2026:69279

Red Hat:rhel_aus:8.6::appstream/corosync
Red Hat:rhel_aus:8.6::appstream/corosync-debuginfo
Red Hat:rhel_aus:8.6::appstream/corosync-debugsource
Red Hat:rhel_aus:8.6::appstream/corosync-vqsim-debuginfo
Red Hat:rhel_aus:8.6::appstream/corosynclib
... 25 more

Red Hat Security Advisory: corosync security update 22 Sep

Fix available
Severity - 7.5 (High)

RHSA-2026:69277

Red Hat:enterprise_linux:8::appstream/corosync
Red Hat:enterprise_linux:8::appstream/corosync-debuginfo
Red Hat:enterprise_linux:8::appstream/corosync-debugsource
Red Hat:enterprise_linux:8::appstream/corosync-vqsim-debuginfo
Red Hat:enterprise_linux:8::appstream/corosynclib
... 24 more

Red Hat Security Advisory: corosync security update 22 Sep

Fix available
Severity - 7.5 (High)

CLSA-2026-1790008457

TuxCare:AlmaLinux:9.6/corosync
TuxCare:AlmaLinux:9.6/corosync-vqsim
TuxCare:AlmaLinux:9.6/corosynclib
TuxCare:AlmaLinux:9.6/corosynclib-devel

corosync: Fix of CVE-2026-81665 21 Sep

Fix available

SUSE-SU-2026:23850-1

SUSE:Linux Enterprise High Availability Extension 16.0/corosync

Security update for corosync 20 Sep

Fix available

openSUSE-SU-2026:21887-1

openSUSE:Leap 16.0/corosync

Security update for corosync 20 Sep

Fix available

RHSA-2026:67880

Red Hat:rhel_e4s:9.2::appstream/corosync
Red Hat:rhel_e4s:9.2::appstream/corosync-debuginfo
Red Hat:rhel_e4s:9.2::appstream/corosync-debugsource
Red Hat:rhel_e4s:9.2::appstream/corosync-vqsim-debuginfo
Red Hat:rhel_e4s:9.2::appstream/corosynclib
... 15 more

Red Hat Security Advisory: corosync security update 19 Sep

Fix available
Severity - 7.5 (High)

RHSA-2026:68574

Red Hat:enterprise_linux:7::server/corosync
Red Hat:enterprise_linux:7::server/corosync-debuginfo
Red Hat:enterprise_linux:7::server/corosync-qdevice
Red Hat:enterprise_linux:7::server/corosync-qnetd
Red Hat:enterprise_linux:7::server/corosynclib
... 2 more

Red Hat Security Advisory: corosync security update 18 Sep

Fix available
Severity - 7.5 (High)

RLSA-2026:67872

Rocky Linux:10/corosync

Important: corosync security update 17 Sep

Fix available
Severity - 7.5 (High)

Vulnerabilities