SUSE CVE-2026-90322

In the Linux kernel, the following vulnerability has been resolved: ocfs2/cluster: keep heartbeat local node stable o2nmnodelocalstore handles local=0 by stopping o2net and setting cllocalnode to O2NMINVALIDNODENUM, but it leaves clhaslocal set. That stale state makes o2nmthisnode return 255,...

SUSE CVE-2026-90302

In the Linux kernel, the following vulnerability has been resolved: ocfs2: synchronize heartbeat callbacks with o2net teardown Patch series "ocfs2: harden heartbeat teardown races". This series fixes two OCFS2 heartbeat/o2net teardown races found by KASAN. This patch of 2: Heartbeat callbacks sta...

Linux Distros Unpatched Vulnerability : CVE-2026-90301

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ocfs2: o2hb: quiesce negotiate handlers and timeout work Heartbeat regions publish struct o2hbregion as the private data for the NEGOTIMEOUT and NEGOAPPROVE o2n...

Linux Distros Unpatched Vulnerability : CVE-2026-90302

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ocfs2: synchronize heartbeat callbacks with o2net teardown Patch series ocfs2: harden heartbeat teardown races. This series fixes two OCFS2 heartbeat/o2net...

AZL-102906 CVE-2026-90322 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: ocfs2/cluster: keep heartbeat local node stable o2nmnodelocalstore handles local=0 by stopping o2net and setting cllocalnode to O2NMINVALIDNODENUM, but it leaves clhaslocal set. That stale state makes o2nmthisnode return 255,...

CVE-2026-90302

In the Linux kernel, the following vulnerability has been resolved: ocfs2: synchronize heartbeat callbacks with o2net teardown Patch series "ocfs2: harden heartbeat teardown races". This series fixes two OCFS2 heartbeat/o2net teardown races found by KASAN. This patch of 2: Heartbeat callbacks sta...

CVE-2026-90322

CVE-2026-90322 affects the Linux kernel OCFS2 cluster subsystem (nodemanager and disk heartbeat). The root cause is that when the local node is reset via local=0, the cl_has_local flag is left set while cl_local_node is set to the invalid value 255. Heartbeat threads that dynamically re-read o2nm...

CVE-2026-90302 ocfs2: synchronize heartbeat callbacks with o2net teardown

In the Linux kernel, the following vulnerability has been resolved: ocfs2: synchronize heartbeat callbacks with o2net teardown Patch series "ocfs2: harden heartbeat teardown races". This series fixes two OCFS2 heartbeat/o2net teardown races found by KASAN. This patch of 2: Heartbeat callbacks sta...

CVE-2026-90302

CVE-2026-90302 is a use-after-free vulnerability in the Linux kernel's OCFS2 (Oracle Cluster File System 2) subsystem. The race occurs between heartbeat callbacks and o2net teardown : when configfs local-node teardown calls o2net_stop_listening(), a concurrent node-down event can still reach o2ne...

PT-2026-94649

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free issue exists in the OCFS2 heartbeat o2hb component of the Linux kernel. The problem occurs because heartbeat regions publish the o2hb region structure as private da...

PT-2026-94670

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the OCFS2 cluster component where the o2nm node local store function fails to clear the cl has local variable when handling local=0. This creates a stale state that...

CVE-2026-90322: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ocfs2/cluster: keep heartbeat local node stable o2nmnodelocalstore handles local=0 by stopping o2net and setting cllocalnode to O2NMINVALIDNODENUM, but it leaves clhaslocal set. That stale state makes o2nmthisnode return 255,...

CVE-2026-90302: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ocfs2: synchronize heartbeat callbacks with o2net teardown Patch series "ocfs2: harden heartbeat teardown races". This series fixes two OCFS2 heartbeat/o2net teardown races found by KASAN. This patch of 2: Heartbeat callbacks sta...

Exploit for Out-of-bounds Read in Openssl

heartbleed-lab A small, self-contained lab for CVE-2014-016...

TOTOLINK T6 Access Control Vulnerability (CNVD-2026-38588)

TOTOLINK T6 is a wireless dual-band Mesh router launched by TOTOLINK. The TOTOLINK T6 has a vulnerability related to improper access control. This vulnerability stems from improper access control in the keepAlive function. Attackers can exploit this vulnerability by sending specially crafted MQTT...

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

In the Linux kernel, the following vulnerabilities have been resolved: netrom: A memory leak was fixed in nrheartbeatexpiry. syzbot reported a memory leak in nrcreate. The commit 409db27e3a2e “netrom: Fixed a use-after-free of a listening socket” added sockhold to the nrheartbeatexpiry function. ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Fixed a refcount underflow in intelengineparkheartbeat. A use-after-free or refcount underflow may occur when the heartbeat worker and intelengineparkheartbeat race to release the same engine-heartbeat.systole reques...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Resets queuepriorityhint when parking Originally, with strict order execution, we could only complete execution when the queue was empty. Preempt-to-busy allows for the replacement of an active request that may...

CVE-2026-89491

In the Linux kernel, the following vulnerability has been resolved: ocfs2: cluster: don't sleep while holding o2hblivelock in o2hbregionpin Patch series "ocfs2: cluster: o2hbregionpin fixes", v2. This series fixes three related issues in o2hbregionpin, all are from the original implementation in...

CVE-2026-89491

CVE-2026-89491 affects the OCFS2 cluster subsystem in the Linux kernel. The o2hb_region_pin() function is called while holding the o2hb_live_lock spinlock, yet it invokes configfs_depend_item(), which sleeps by taking the configfs root inode rwsem and pinning the filesystem. Under CONFIG_DEBUG_AT...