Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

Closing an event channel in the Linux kernel can lead to a deadlock. This occurs when the closure operation is performed in parallel with an unrelated Xen console action, and the handling of a Xen console interrupt occurs in a unprivileged guest. The closure of an event channel is triggered, for...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed a circular locking dependency in ocfs2initacl. A lockdep warning indicates a circular locking dependency between &oi-ipxattrsem and &journal-jtransbarrier: WARNING: A circular locking dependency was detected. The...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ceph: fixed a deadlock or deadcode issue caused by misuse of dget. The lock order between denty and its parent is incorrect; we should always ensure that the parent gets the lock first. However, since this deadcode is never used,...

Astra Linux – Vulnerability in Mariadb 10.3

MariaDB Server before version 10.7 is vulnerable to Denial of Service attacks. During the execution of the plugin/serveraudit/serveraudit.c method logstatementex, the held lock lockbigbuffer is not released properly, allowing local users to trigger a Denial of Service attack due to a deadlock...

kernel: Linux kernel: Denial of Service in erofs filesystem

A flaw was found in the Linux kernel's erofs filesystem. A remote attacker can exploit this vulnerability without requiring any privileges. This issue occurs when insufficient memory during a memory mapping operation vmmapram in the bio completion path leads to a deadlock, causing a Denial of...

CVE-2026-105112

Nezha from 1.8.0 before 2.3.13 contains a lock-order inversion in UpdateGroup and DeleteGroup that allows authenticated non-admin users to deadlock the alerting subsystem. Attackers can concurrently call the notification-group and batch-delete endpoints with oversized id lists to widen the race a...

CVE-2026-105113

Nezha Dashboard from 1.8.0 before 2.3.13 contains an improper locking vulnerability where a non-deferred mutex unlock leaks on a nil-map panic path. Any authenticated non-admin member can issue four notification API calls to permanently deadlock the alerting subsystem, then exhaust memory with...

CVE-2026-105113

The Nezha Dashboard (versions 1.8.0 before 2.3.13) is vulnerable to an improper locking issue (CWE-667). The root cause is a non-deferred mutex unlock that leaks during a nil-map panic path . An authenticated non-admin member can trigger this by making four specific notification API calls, result...

CVE-2026-105113 Nezha 1.8.0 before 2.3.13 Denial of Service via Notification Mutex Deadlock

Nezha Dashboard from 1.8.0 before 2.3.13 contains an improper locking vulnerability where a non-deferred mutex unlock leaks on a nil-map panic path. Any authenticated non-admin member can issue four notification API calls to permanently deadlock the alerting subsystem, then exhaust memory with...

CVE-2026-105113 Nezha 1.8.0 before 2.3.13 Denial of Service via Notification Mutex Deadlock

Nezha Dashboard from 1.8.0 before 2.3.13 contains an improper locking vulnerability where a non-deferred mutex unlock leaks on a nil-map panic path. Any authenticated non-admin member can issue four notification API calls to permanently deadlock the alerting subsystem, then exhaust memory with...

EUVD-2026-92017

Nezha Dashboard from 1.8.0 before 2.3.13 contains an improper locking vulnerability where a non-deferred mutex unlock leaks on a nil-map panic path. Any authenticated non-admin member can issue four notification API calls to permanently deadlock the alerting subsystem, then exhaust memory with...

CVE-2026-105113 Nezha 1.8.0 before 2.3.13 Denial of Service via Notification Mutex Deadlock

Nezha Dashboard from 1.8.0 before 2.3.13 contains an improper locking vulnerability where a non-deferred mutex unlock leaks on a nil-map panic path. Any authenticated non-admin member can issue four notification API calls to permanently deadlock the alerting subsystem, then exhaust memory with...

CVE-2026-105112 Nezha 1.8.0 before 2.3.13 Deadlock DoS via notification-group endpoints

Nezha from 1.8.0 before 2.3.13 contains a lock-order inversion in UpdateGroup and DeleteGroup that allows authenticated non-admin users to deadlock the alerting subsystem. Attackers can concurrently call the notification-group and batch-delete endpoints with oversized id lists to widen the race a...

CVE-2026-105112 Nezha 1.8.0 before 2.3.13 Deadlock DoS via notification-group endpoints

Nezha from 1.8.0 before 2.3.13 contains a lock-order inversion in UpdateGroup and DeleteGroup that allows authenticated non-admin users to deadlock the alerting subsystem. Attackers can concurrently call the notification-group and batch-delete endpoints with oversized id lists to widen the race a...

EUVD-2026-92016

Nezha from 1.8.0 before 2.3.13 contains a lock-order inversion in UpdateGroup and DeleteGroup that allows authenticated non-admin users to deadlock the alerting subsystem. Attackers can concurrently call the notification-group and batch-delete endpoints with oversized id lists to widen the race a...

CVE-2026-105112

The Nezha monitoring agent, versions 1.8.0 before 2.3.13 , is vulnerable to a lock-order inversion within the UpdateGroup and DeleteGroup functions. This flaw allows authenticated non-admin users to trigger a deadlock in the alerting subsystem . By concurrently calling the notification-group and ...

CVE-2026-105112 Nezha 1.8.0 before 2.3.13 Deadlock DoS via notification-group endpoints

Nezha from 1.8.0 before 2.3.13 contains a lock-order inversion in UpdateGroup and DeleteGroup that allows authenticated non-admin users to deadlock the alerting subsystem. Attackers can concurrently call the notification-group and batch-delete endpoints with oversized id lists to widen the race a...

CVE-2026-105113: Improper Locking

Nezha Dashboard from 1.8.0 before 2.3.13 contains an improper locking vulnerability where a non-deferred mutex unlock leaks on a nil-map panic path. Any authenticated non-admin member can issue four notification API calls to permanently deadlock the alerting subsystem, then exhaust memory with...

PT-2026-104573

Name of the Vulnerable Software and Affected Versions Nezha versions 1.8.0 through 2.3.12 Description A lock-order inversion exists within the UpdateGroup and DeleteGroup functions. This flaw allows authenticated users without administrative privileges to cause a deadlock in the alerting subsyste...

CVE-2026-105112: Concurrent Execution using Shared Resource with Improper Synchronization

Nezha from 1.8.0 before 2.3.13 contains a lock-order inversion in UpdateGroup and DeleteGroup that allows authenticated non-admin users to deadlock the alerting subsystem. Attackers can concurrently call the notification-group and batch-delete endpoints with oversized id lists to widen the race a...