Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The use-after-free issue in sameclienthaslease was fixed. sameclienthaslease returns an pointer to information from ci-moplist after dropping ci-mlock without releasing the reference. smbgrantoplock then dereferes that...

Linux same_client_has_lease() Function Use-After-Free

The vulnerability of the sameclienthaslease function in the fs/smb/server/oplock.c component of the Linux operating system is related to the improper implementation of thread management. Exploiting this vulnerability allows an attacker to compromise the confidentiality, integrity, and accessibili...

SUSE CVE-2026-72492

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in sameclienthaslease sameclienthaslease returns an opinfo pointer from ci-moplist after dropping ci-mlock without taking a reference. smbgrantoplock then dereferences that pointer in copylease and when...

UBUNTU-CVE-2026-72492

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in sameclienthaslease sameclienthaslease returns an opinfo pointer from ci-moplist after dropping ci-mlock without taking a reference. smbgrantoplock then dereferences that pointer in copylease and when...

CVE-2026-72492: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in sameclienthaslease sameclienthaslease returns an opinfo pointer from ci-moplist after dropping ci-mlock without taking a reference. smbgrantoplock then dereferences that pointer in copylease and when...