CVE-2026-46150

A flaw was found in the Linux kernel's fanotify subsystem. This vulnerability allows for a bypass of permission checks because the fsnotifygetmarksafe function may incorrectly return false for marks on unrelated groups. This could enable an attacker to perform unauthorized actions by circumventin...

EUVD-2026-32777

In the Linux kernel, the following vulnerability has been resolved: fanotify: fix false positive on permission events fsnotifygetmarksafe may return false for a mark on an unrelated group, which results in bypassing the permission check. Fix by skipping over detached marks that are not in the...

CVE-2026-46150

The CVE-2026-46150 issue affects the Linux kernel fanotify subsystem. It arises because fsnotify_get_mark_safe() may return false for a mark in an unrelated group, bypassing the permission check. The fix patches the logic to skip detached marks that are not in the current group, mitigating the by...

inotify: fix watch count leak when fsnotify_add_inode_mark_locked() fails

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SUSE CVE-2026-46040

In the Linux kernel, the following vulnerability has been resolved: inotify: fix watch count leak when fsnotifyaddinodemarklocked fails When fsnotifyaddinodemarklocked fails in inotifynewwatch, the error path calls inotifyremovefromidr but does not call decinotifywatches to undo the preceding...

CVE-2026-46040

In the Linux kernel, the following vulnerability has been resolved: inotify: fix watch count leak when fsnotifyaddinodemarklocked fails When fsnotifyaddinodemarklocked fails in inotifynewwatch, the error path calls inotifyremovefromidr but does not call decinotifywatches to undo the preceding...

CVE-2026-46040 inotify: fix watch count leak when fsnotify_add_inode_mark_locked() fails

In the Linux kernel, the following vulnerability has been resolved: inotify: fix watch count leak when fsnotifyaddinodemarklocked fails When fsnotifyaddinodemarklocked fails in inotifynewwatch, the error path calls inotifyremovefromidr but does not call decinotifywatches to undo the preceding...

CVE-2026-46040

In the Linux kernel, the following vulnerability has been resolved: inotify: fix watch count leak when fsnotifyaddinodemarklocked fails When fsnotifyaddinodemarklocked fails in inotifynewwatch, the error path calls inotifyremovefromidr but does not call decinotifywatches to undo the preceding...

CVE-2026-46040

inotify: fix watch count leak when fsnotifyaddinodemarklocked fails...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the failure of the fsnotifyadd inodemarklocked function in inotifynewwatch, where the monitoring...

PT-2026-43907

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A watch count leak occurs in the inotify system when the fsnotify add inode mark locked function fails within inotify new watch. In this scenario, the error path executes inotify remove...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021646)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021646 advisory. In the Linux kernel, the following vulnerability has been resolved: fsnotify: clear PARENTWATCHED flags lazily In some setups directories can have many usually...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: fsnotify: Do not generate ACCESS/MODIFY events for special files in child processes. inotify/fanotify: Do not allow users who have no read access to a file to subscribe to events like INACCESS/INMODIFY. However, users can stil...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: iouring/rw: Defer fsnotify calls to task context. We cannot defer these calls outside of the kiocb completion, as that might be off-soft/hard IRQ context. We should defer the calls until we process the taskwork for this reques...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013587)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013587 advisory. In the Linux kernel, the following vulnerability has been resolved: iouring/rw: defer fsnotify calls to task context We can't call these off the kiocb completion as...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011213)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011213 advisory. In the Linux kernel, the following vulnerability has been resolved: iouring/rw: defer fsnotify calls to task context We can't call these off the kiocb completion as...

fsnotify: do not generate ACCESS/MODIFY events on child for special files

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CVE-2025-68788

An information disclosure flaw was found in the Linux kernel's fsnotify subsystem. When monitoring a parent directory like /dev, users could observe ACCESS and MODIFY events on special files such as /dev/null that they cannot directly read. This creates a side-channel that could potentially be us...

SUSE CVE-2025-68788

In the Linux kernel, the following vulnerability has been resolved: fsnotify: do not generate ACCESS/MODIFY events on child for special files inotify/fanotify do not allow users with no read access to a file to subscribe to events e.g. INACCESS/INMODIFY, but they do allow the same user to subscri...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003451)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003451 advisory. Race condition in the fsnotify implementation in the Linux kernel through 4.12.4 allows local users to gain privileges or cause a denial of service memory corruption...