Astra Linux – Vulnerability in Corosync

A flaw was discovered in Corosync. There is an integer overflow vulnerability in Corosync’s join message sanity validation mechanism, which allows a remote, unauthenticated attacker to send crafted User Datagram Protocol UDP packets. This can cause the service to crash, resulting in a denial of...

Updated corosync and libqb packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Denial of service and information disclosure via crafted udp packet. CVE-2026-35091 Denial of service via integer overflow in join message validation. CVE-2026-35092 Additionally, libqb solves a missing runtime dependency on qb-blackbox...

AlmaLinux 10 : corosync (ALSA-2026:19043)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:19043 advisory. corosync: Corosync: Denial of Service and information disclosure via crafted UDP packet CVE-2026-35091 corosync: Corosync: Denial of Service via integer...

AlmaLinux 9 : corosync (ALSA-2026:19200)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:19200 advisory. corosync: Corosync: Denial of Service and information disclosure via crafted UDP packet CVE-2026-35091 corosync: Corosync: Denial of Service via integer...

RockyLinux 10 : corosync (RLSA-2026:19043)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:19043 advisory. corosync: Corosync: Denial of Service and information disclosure via crafted UDP packet CVE-2026-35091 corosync: Corosync: Denial of Service via intege...

Debian dla-4608 : corosync - security update

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4608 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-4608-1 [email protected]...

corosync security update

An update is available for corosync. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The corosync packages provide the Corosync Cluster Engine and C APIs for...

RLSA-2026:19043 Moderate: corosync security update

The corosync packages provide the Corosync Cluster Engine and C APIs for Rocky Linux cluster software. Security Fixes: 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...

corosync security update

An update is available for corosync. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The corosync packages provide the Corosync Cluster Engine and C APIs for Roc...

corosync: Corosync: Denial of Service via integer overflow in join message validation

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...

corosync: Corosync: Denial of Service via integer overflow in join message validation

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...

Moderate: Red Hat Security Advisory: corosync security update

An update for corosync is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Moderate: corosync security update

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

ALSA-2026:19043 Moderate: corosync security update

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

ALSA-2026:19200 Moderate: corosync security update

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

AlmaLinux 10 : corosync (ALSA-2026:13644)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:13644 advisory. corosync: Corosync: Denial of Service and information disclosure via crafted UDP packet CVE-2026-35091 corosync: Corosync: Denial of Service via integer...

RHEL 9 : corosync (RHSA-2026:14211)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:14211 advisory. The corosync packages provide the Corosync Cluster Engine and C APIs for Red Hat Enterprise Linux cluster software. Security Fixes: corosyn...

RHEL 9 : corosync (RHSA-2026:14210)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:14210 advisory. The corosync packages provide the Corosync Cluster Engine and C APIs for Red Hat Enterprise Linux cluster software. Security Fixes: corosyn...

corosync: Corosync: Denial of Service via integer overflow in join message validation

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...

corosync: Corosync: Denial of Service via integer overflow in join message validation

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...