ALSA-2026:25217 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: scsi: target: iscsi: Fix use-after-free in iscsitdecconnusagecount CVE-2026-23216 kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service CVE-2026-31419 kernel:...

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,...

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,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: fs: dlm: fixed use-after-free in midcomms commit While working on processing dlm messages in the softirq context, I encountered the following KASAN use-after-free warnings: 151.760477...

CVE-2026-43125

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,...

CVE-2026-43125

In the Linux kernel, the following vulnerability has been resolved: dlm: validate length in dlmsearchrsbtree The len parameter in dlmdumprsbname is not validated and comes from network messages. When it exceeds DLMRESNAMEMAXLEN, it can cause out-of-bounds write in dlmsearchrsbtree. Add length...

CVE-2026-43125

CVE-2026-43125 affects the Linux kernel dlm module. The vulnerability stems from unvalidated length in dlm_dump_rsb_name() coming from network messages, allowing an out-of-bounds write in dlm_search_rsb_tree() when the length exceeds DLM_RESNAME_MAXLEN. This could enable denial of service and, in...

CVE-2026-43125

In the Linux kernel, the following vulnerability has been resolved: dlm: validate length in dlmsearchrsbtree The len parameter in dlmdumprsbname is not validated and comes from network messages. When it exceeds DLMRESNAMEMAXLEN, it can cause out-of-bounds write in dlmsearchrsbtree. Add length...

Linux Distros Unpatched Vulnerability : CVE-2026-43125

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dlm: validate length in dlmsearchrsbtree The len parameter in dlmdumprsbname is not validated and comes from network messages. When it exceeds DLMRESNAMEMAXLEN,...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013018)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013018 advisory. In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix invalid derefence of sblvbptr I experience issues when putting a lkbsb on the stack...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006731)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006731 advisory. In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix invalid derefence of sblvbptr I experience issues when putting a lkbsb on the stack...

Azure Linux 3.0 Security Update: kernel (CVE-2024-38570)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-38570 advisory. - In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix potential glock use-after- fre...

PT-2026-37465

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Distributed Lock Manager DLM where the len parameter in the dlm dump rsb name function is not validated. Because this parameter is derived from network messages,...

CentOS 9 : kernel-5.14.0-658.el9

The remote CentOS Linux 9 host has packages installed that are affected by a vulnerability as referenced in the kernel-5.14.0-658.el9 build changelog. - In the Linux kernel, the following vulnerability has been resolved: dlm: prevent NPD when writing a positive value to eventdone douevent returns...

CVE-2025-40242

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix unlikely race in gdlmputlock In gdlmputlock, there is a small window of time in which the DFLUNMOUNT flag has been set but the lockspace hasn't been released, yet. In that window, dlm may still call gdlmast and gdlmbast...

EUVD-2025-201217

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix unlikely race in gdlmputlock In gdlmputlock, there is a small window of time in which the DFLUNMOUNT flag has been set but the lockspace hasn't been released, yet. In that window, dlm may still call gdlmast and gdlmbast...

SUSE-SU-2025:4149-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1249859. - CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfsparseparam bsc124985...

Linux Distros Unpatched Vulnerability : CVE-2023-53629

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 use after free in midcomms commit While working on processing dlm message in...

SUSE CVE-2022-50516

In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix invalid derefence of sblvbptr I experience issues when putting a lkbsb on the stack and have sblvbptr field to a dangled pointer while not using DLMLKFVALBLK. It will crash with the following kernel message, the...

SUSE CVE-2023-53629

In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix use after free in midcomms commit While working on processing dlm message in softirq context I experienced the following KASAN use-after-free warning: 151.760477...