CVE-2026-31667 Input: uinput - fix circular locking dependency with ff-core

In the Linux kernel, the following vulnerability has been resolved: Input: uinput - fix circular locking dependency with ff-core A lockdep circular locking dependency warning can be triggered reproducibly when using a force-feedback gamepad with uinput for example, playing ELDEN RING under Wine...

CVE-2026-31667 Input: uinput - fix circular locking dependency with ff-core

In the Linux kernel, the following vulnerability has been resolved: Input: uinput - fix circular locking dependency with ff-core A lockdep circular locking dependency warning can be triggered reproducibly when using a force-feedback gamepad with uinput for example, playing ELDEN RING under Wine...

CVE-2026-31667

CVE-2026-31667 concerns the Linux kernel’s uinput and ff-core, where a circular locking dependency could cause a local deadlock when a force-feedback gamepad is used. The concrete sequence involves four lock paths that form a cycle: ff->mutex, udev->mutex, input_mutex, dev->mutex, and ba...

CVE-2026-31667: Improper Locking

In the Linux kernel, the following vulnerability has been resolved: Input: uinput - fix circular locking dependency with ff-core A lockdep circular locking dependency warning can be triggered reproducibly when using a force-feedback gamepad with uinput for example, playing ELDEN RING under Wine...

Linux Kernel Security Vulnerabilities

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 loop lock dependency in uinput, potentially leading to a deadlock...

PT-2026-35019

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A circular locking dependency exists in the uinput component when using a force-feedback gamepad. This issue occurs through a cycle of four lock acquisition paths involving ff-mutex,...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013846)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013846 advisory. In the Linux kernel, the following vulnerability has been resolved: Input: uinput - zero-initialize uinputffuploadcompat to avoid info leak Struct ffeffectcompat is...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011145)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011145 advisory. In the Linux kernel, the following vulnerability has been resolved: Input: uinput - zero-initialize uinputffuploadcompat to avoid info leak Struct ffeffectcompat is...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007597)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007597 advisory. In the Linux kernel, the following vulnerability has been resolved: Input: uinput - zero-initialize uinputffuploadcompat to avoid info leak Struct ffeffectcompat is...

Linux uinput Heap Buffer Overflow DoS

The vulnerability of the uiinputffUploadToUser function in the drivers/input/misc/uinput.c file of the Linux input driver module is related to incorrect resource initialization. Exploiting this vulnerability could allow an attacker to cause a service failure...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993281)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993281 advisory. In the Linux kernel, the following vulnerability has been resolved: Input: uinput - reject requests with unreasonable number of slots When exercising uinput interfac...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-991146)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-991146 advisory. In the Linux kernel, the following vulnerability has been resolved: Input: uinput - reject requests with unreasonable number of slots When exercising uinput interfac...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-990748)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990748 advisory. In the Linux kernel, the following vulnerability has been resolved: Input: uinput - reject requests with unreasonable number of slots When exercising uinput interfac...

SUSE CVE-2025-40035

In the Linux kernel, the following vulnerability has been resolved: Input: uinput - zero-initialize uinputffuploadcompat to avoid info leak Struct ffeffectcompat is embedded twice inside uinputffuploadcompat, contains internal padding. In particular, there is a hole after struct ffreplay to satis...

Siemens SIMATIC, SCALANCE and RUGGEDCOM Devices Uncontrolled Resource Consumption (CVE-2024-46745)

In the Linux kernel, the following vulnerability has been resolved: Input: uinput - reject requests with unreasonable number of slots When exercising uinput interface syzkaller may try setting up device with a really large number of slots, which causes memory allocation failure in inputmtinitslot...

CVE-2025-40035

An information disclosure flaw was found in the Linux kernel's uinput driver in the force feedback upload handling for 32-bit compatibility mode. A local user can trigger this issue by performing force feedback upload operations through the uinput device, where uninitialized padding bytes in the...

AZL-68852 CVE-2025-40035 affecting package kernel for versions less than 6.6.112.1-2

In the Linux kernel, the following vulnerability has been resolved: Input: uinput - zero-initialize uinputffuploadcompat to avoid info leak Struct ffeffectcompat is embedded twice inside uinputffuploadcompat, contains internal padding. In particular, there is a hole after struct ffreplay to satis...

CVE-2025-40035

In the Linux kernel, the following vulnerability has been resolved: Input: uinput - zero-initialize uinputffuploadcompat to avoid info leak Struct ffeffectcompat is embedded twice inside uinputffuploadcompat, contains internal padding. In particular, there is a hole after struct ffreplay to satis...

UBUNTU-CVE-2025-40035

In the Linux kernel, the following vulnerability has been resolved: Input: uinput - zero-initialize uinputffuploadcompat to avoid info leak Struct ffeffectcompat is embedded twice inside uinputffuploadcompat, contains internal padding. In particular, there is a hole after struct ffreplay to satis...

CVE-2025-40035

In the Linux kernel, the following vulnerability has been resolved: Input: uinput - zero-initialize uinputffuploadcompat to avoid info leak Struct ffeffectcompat is embedded twice inside uinputffuploadcompat, contains internal padding. In particular, there is a hole after struct ffreplay to satis...