CVE-2022-50427 ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()

In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: fix possible memory leak in sndac97devregister If deviceregister fails in sndac97devregister, it should call putdevice to give up reference, or the name allocated in devsetname is leaked...

CVE-2022-50427

CVE-2022-50427 is confirmed as fixed in the provided connected documents. The issue was in the Linux kernel ALSA: ac97 path, where in snd_ac97_dev_register() a failure of device_register() could leak the name allocated by dev_set_name() if put_device() was not invoked to drop the reference. The d...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a failure to call putdevice when device registration fails, which could lead to a memory leak...

PT-2025-40112

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the snd ac97 dev register function within the ALSA AC97 subsystem. If the device register function fails during the registration process, the allocated memory for...

CVE-2022-50419 Bluetooth: hci_sysfs: Fix attempting to call device_add multiple times

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisysfs: Fix attempting to call deviceadd multiple times deviceadd shall not be called multiple times as stated in its documentation: 'Do not call this routine or deviceregister more than once for any device structure...

CVE-2022-50374

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcildisc,serdev: check percpuinitrwsem failure syzbot is reporting NULL pointer dereference at hciuartttyclose 1, for rcusyncenter is called without rcusyncinit due to hciuartttyopen ignoring percpuinitrwsem failure...

UBUNTU-CVE-2022-50374

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcildisc,serdev: check percpuinitrwsem failure syzbot is reporting NULL pointer dereference at hciuartttyclose 1, for rcusyncenter is called without rcusyncinit due to hciuartttyopen ignoring percpuinitrwsem failure...

CVE-2022-50374

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcildisc,serdev: check percpuinitrwsem failure syzbot is reporting NULL pointer dereference at hciuartttyclose 1, for rcusyncenter is called without rcusyncinit due to hciuartttyopen ignoring percpuinitrwsem failure...

CVE-2022-50349

The connected advisories for CVE-2022-50349 describe a Linux kernel memory-leak fix in tifm: tifm_7xx1_switch_media. If device_register() fails, the kobject name allocated in dev_set_name() during device_add() is leaked. The recommended remediation is not to free @dev after device_register(), and...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that originates from not properly freeing memory when device registration fails in the tifm7xx1switchmedia function, which...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from not properly releasing the kobject reference count when device registration fails, which could lead to a memory...

PT-2025-38018

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A memory leak exists in the tifm 7xx1 switch media function. If device register returns an error, the name of the kobject allocated in dev set name called in device add is leaked. It i...

CVE-2022-50331

CVE-2022-50331 refers to a Linux kernel vulnerability in the wwan_hwsim subsystem. The description documents a memory leak in wwan_hwsim_dev_new() that can occur when probing a module if device_register() fails and the kobject refcount is not decremented to zero, leaking the name allocated in dev...

CVE-2022-50304 mtd: core: fix possible resource leak in init_mtd()

In the Linux kernel, the following vulnerability has been resolved: mtd: core: fix possible resource leak in initmtd I got the error report while inject fault in initmtd: sysfs: cannot create duplicate filename '/devices/virtual/bdi/mtd-0' Call Trace: dumpstacklvl+0x67/0x83 sysfswarndup+0x60/0x70...

CVE-2023-53234 watchdog: Fix kmemleak in watchdog_cdev_register

In the Linux kernel, the following vulnerability has been resolved: watchdog: Fix kmemleak in watchdogcdevregister kmemleak reports memory leaks in watchdogdevregister, as follows: unreferenced object 0xffff888116233000 size 2048: comm ""modprobe"", pid 28147, jiffies 4353426116 age 61.741s hex...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from not properly releasing the kobject reference count when device registration fails, which could lead to a memory...

PT-2025-37633

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A memory leak was resolved in the wwan hwsim module within the Linux kernel. Specifically, a fault injection during module probing could lead to a memory leak in the wwan hwsim dev new...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from not properly handling a device registration failure situation, which could result in a null pointer...

PT-2025-40647

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s virtio uml device registration process. Specifically, when register virtio device fails during virtio uml probe, the code incorrectly sets vu...

PT-2025-44138

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.17.0-rc3+ Description The Linux kernel contained an issue in the PPS Precise Time Protocol Synchronization subsystem. A warning occurred in pps register cdev when device registration failed, due to the release...