CVE-2026-46258

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Avoid NULL dereference in linehandlecreate In linehandlecreate, there is a statement like this: retainandnullptrlh; Soon after, there is a debug printout that dereferences "lh", which will crash things. Avoid the cras...

EUVD-2026-34120

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Avoid NULL dereference in linehandlecreate In linehandlecreate, there is a statement like this: retainandnullptrlh; Soon after, there is a debug printout that dereferences "lh", which will crash things. Avoid the cras...

CVE-2026-46258 gpio: cdev: Avoid NULL dereference in linehandle_create()

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Avoid NULL dereference in linehandlecreate In linehandlecreate, there is a statement like this: retainandnullptrlh; Soon after, there is a debug printout that dereferences "lh", which will crash things. Avoid the cras...

CVE-2026-46258

The CVE-2026-46258 issue is in the Linux kernel’s gpio: cdev module, where in linehandle_create() a NULL dereference could occur when lh is dereferenced after a retain_and_null_ptr(lh). The vulnerability is resolved by avoiding the dereference and using handlereq.lines, which holds the same value...

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 gpio cdev module’s behavior during the linehandlecreate function. After retaining andnullptr,...

PT-2026-46021

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Avoid NULL dereference in linehandle create In linehandle create, there is a statement like this: retain and null ptrlh; Soon after, there is a debug printout that dereferences "lh", which will crash things. Avoid the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the gpio module, for cdev devices, it is necessary to ensure that the cdev file descriptor remains active before emitting events. When the fput function is finally called on a file descriptor, the release action may be delayed...

Oracle Linux 10 : kernel (ELSA-2026-4012)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-4012 advisory. - HID: intel-thc-hid: intel-thc: Fix incorrect pointer arithmetic in I2C regs save CKI Backport Bot RHEL-142253 CVE-2025-39818 - drm/xe: Make dma-fenc...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005425)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005425 advisory. In the Linux kernel, the following vulnerability has been resolved: gpiolib: cdev: fix NULL-pointer dereferences There are several places where we can crash the kern...

SUSE CVE-2026-23079

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Fix resource leaks on errors in lineinfochangednotify On error handling paths, lineinfochangednotify doesn't free the allocated resources which results leaks. Fix it...

CVE-2026-23079

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Fix resource leaks on errors in lineinfochangednotify On error handling paths, lineinfochangednotify doesn't free the allocated resources which results leaks. Fix it...

CVE-2026-23079

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Fix resource leaks on errors in lineinfochangednotify On error handling paths, lineinfochangednotify doesn't free the allocated resources which results leaks. Fix it...

UBUNTU-CVE-2026-23079

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Fix resource leaks on errors in lineinfochangednotify On error handling paths, lineinfochangednotify doesn't free the allocated resources which results leaks. Fix it...

CVE-2026-23079

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Fix resource leaks on errors in lineinfochangednotify On error handling paths, lineinfochangednotify doesn't free the allocated resources which results leaks. Fix it...

CVE-2025-40249

No description is available for this CVE...

SUSE CVE-2025-40249

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: make sure the cdev fd is still active before emitting events With the final call to fput on a file descriptor, the release action may be deferred and scheduled on a work queue. The reference count of that descriptor i...

CVE-2025-40249

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: make sure the cdev fd is still active before emitting events With the final call to fput on a file descriptor, the release action may be deferred and scheduled on a work queue. The reference count of that descriptor i...

UBUNTU-CVE-2025-40249

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: make sure the cdev fd is still active before emitting events With the final call to fput on a file descriptor, the release action may be deferred and scheduled on a work queue. The reference count of that descriptor i...

CVE-2025-40249

The CVE-2025-40249 issue affects the Linux kernel GPIO character device (gpio cdev). The release path can defer the fput() action to a work queue while the descriptor’s reference count already reached zero, risking a use-after-free if get_file() is used. The documented fix is to use get_file_acti...

CVE-2025-40249 gpio: cdev: make sure the cdev fd is still active before emitting events

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: make sure the cdev fd is still active before emitting events With the final call to fput on a file descriptor, the release action may be deferred and scheduled on a work queue. The reference count of that descriptor i...