kernel: dlm: validate length in dlm_search_rsb_tree

A flaw was found in the Linux kernel's Distributed Lock Manager dlm module. An attacker could send specially crafted network messages with an oversized length parameter to the dlmdumprsbname function. This lack of validation can lead to an out-of-bounds write in the dlmsearchrsbtree function,...

Oracle Linux 8 : kernel (ELSA-2026-9131)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-9131 advisory. - dlm: prevent NPD when writing a positive value to eventdone Alexander Aring RHEL-136236 CVE-2025-23131 - scsi: qla2xxx: Fix improper freeing of purex...

Linux Distros Unpatched Vulnerability : CVE-2022-50373

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix race in lowcomms This patch fixes a race between queuework in...

CVE-2022-49407 dlm: fix plock invalid read

In the Linux kernel, the following vulnerability has been resolved: dlm: fix plock invalid read This patch fixes an invalid read showed by KASAN. A unlock will allocate a "struct plockop" and a followed sendop will append it to a global sendlist data structure. In some cases a followed devread...

Linux kernel null pointer dereference vulnerability (CNVD-2025-04164)

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a null pointer dereference vulnerability that stems from a DLM module that may cause a null pointer dereference to lkbresource when requestlock is...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a null pointer dereference vulnerability that stems from a DLM module that may cause a null pointer dereference to lkbresource when requestlock is...

PT-2025-8341

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.14.0+ Description The issue is related to an invalid read in the Linux kernel's dlm module. This occurs when a struct plock op is allocated and appended to a global send list data structure, and then moved to...