kernel: gfs2: Fix unlikely race in gdlm_put_lock

A flaw was found in the Linux kernel’s Global File System 2 implementation affecting distributed lock manager DLM handling in the gdlmputlock function. During an unmount operation, if the DFLUNMOUNT flag is set but the lockspace has not yet been fully released, remote callbacks gdlmast or gdlmbas...

kernel: gfs2: Fix unlikely race in gdlm_put_lock

A flaw was found in the Linux kernel’s Global File System 2 implementation affecting distributed lock manager DLM handling in the gdlmputlock function. During an unmount operation, if the DFLUNMOUNT flag is set but the lockspace has not yet been fully released, remote callbacks gdlmast or gdlmbas...

ROS-20260928-73-0054

The vulnerability of the gdlmputlock function in the fs/gfs2/lockdlm.c file of the GFS2 file system in the Linux operating system is related to the pointer manipulation. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098847)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098847 advisory. 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 t...

CVE-2025-40242: Undefined Security Weakness

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...