Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003969)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003969 advisory. A use after free in the Linux kernel File System notify functionality was found in the way user triggers copyinforecordstouser call to fail in copyeventtouser. A loc...

The vulnerability of the `w copy event` function in the Log() detection and intrusion prevention system Wazuh allows a intruder to manipulate the accessibility of protected information.

The vulnerability of the w copy event function in the Wazuh intrusion detection and prevention system’s log function is related to the possibility of using memory after it has been freed. Exploiting this vulnerability could allow a remote attacker to compromise the accessibility of protected...

kernel: fanotify misuses fd_install() which could lead to use-after-free

A use-after-free flaw was found in the Linux kernel’s File System notify functionality in the way a user triggers the copyinforecordstouser function call to fail in copyeventtouser. This flaw allows a local user to crash or potentially escalate their privileges on the system...

DEBIAN-CVE-2022-1998

A use after free in the Linux kernel File System notify functionality was found in the way user triggers copyinforecordstouser call to fail in copyeventtouser. A local user could use this flaw to crash the system or potentially escalate their privileges on the system...

AZL-9917 CVE-2022-1998 affecting package kernel for versions less than 5.15.48.1-2

A use after free in the Linux kernel File System notify functionality was found in the way user triggers copyinforecordstouser call to fail in copyeventtouser. A local user could use this flaw to crash the system or potentially escalate their privileges on the system...

UBUNTU-CVE-2022-1998

A use after free in the Linux kernel File System notify functionality was found in the way user triggers copyinforecordstouser call to fail in copyeventtouser. A local user could use this flaw to crash the system or potentially escalate their privileges on the system...

Kernel: fanotify: info leak in copy_event_to_user

The filleventmetadata function in fs/notify/fanotify/fanotifyuser.c in the Linux kernel through 3.9.4 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel memory via a read operation on the fanotify descriptor...