Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: serial: caif: fix use-after-free in caifserial ldiscclose There is a use-after-free bug in caifserial where handletx may access ser-tty after the tty has been freed. The race condition occurs between ldiscclose and packet...

SUSE CVE-2026-45981

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix device lifecycle handling in cssallocsubchannel cssallocsubchannel calls deviceinitialize before setting up the DMA masks. If dmasetcoherentmask or dmasetmask fails, the error path frees the subchannel structure...

CVE-2026-45981

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix device lifecycle handling in cssallocsubchannel cssallocsubchannel calls deviceinitialize before setting up the DMA masks. If dmasetcoherentmask or dmasetmask fails, the error path frees the subchannel structure...

UBUNTU-CVE-2026-45981

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix device lifecycle handling in cssallocsubchannel cssallocsubchannel calls deviceinitialize before setting up the DMA masks. If dmasetcoherentmask or dmasetmask fails, the error path frees the subchannel structure...

CVE-2026-45981 s390/cio: Fix device lifecycle handling in css_alloc_subchannel()

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix device lifecycle handling in cssallocsubchannel cssallocsubchannel calls deviceinitialize before setting up the DMA masks. If dmasetcoherentmask or dmasetmask fails, the error path frees the subchannel structure...

CVE-2026-45981

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix device lifecycle handling in cssallocsubchannel cssallocsubchannel calls deviceinitialize before setting up the DMA masks. If dmasetcoherentmask or dmasetmask fails, the error path frees the subchannel structure...

CVE-2026-45981

CVE-2026-45981 (Linux kernel, s390/cio): The vulnerability stems from device lifecycle mismanagement in css_alloc_subchannel() where, if dma_set_coherent_mask() or dma_set_mask() fails, the error path frees the subchannel without proper device model reference counting. After device_initialize() i...

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 improper handling of device lifecycle in cssallocsubchannel. This vulnerability may lead to reuse...

CVE-2026-45981

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix device lifecycle handling in cssallocsubchannel cssallocsubchannel calls deviceinitialize before setting up the DMA masks. If dmasetcoherentmask or dmasetmask fails, the error path frees the subchannel structure...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uether: Fixed NULL pointer dereferencing in ethgetdrvinfo The commit ec35c1969650 “usb: gadget: fncm: Fixed netdevice lifecycle handling with devicemove“” re-parents the gadget device to /sys/devices/virtual during...

CVE-2026-43421

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Fix netdevice lifecycle with devicemove The network device outlived its parent gadget device during disconnection, resulting in dangling sysfs links and null pointer dereference problems. A prior attempt to sol...

UBUNTU-CVE-2026-43421

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Fix netdevice lifecycle with devicemove The network device outlived its parent gadget device during disconnection, resulting in dangling sysfs links and null pointer dereference problems. A prior attempt to sol...

CVE-2026-43421 usb: gadget: f_ncm: Fix net_device lifecycle with device_move

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Fix netdevice lifecycle with devicemove The network device outlived its parent gadget device during disconnection, resulting in dangling sysfs links and null pointer dereference problems. A prior attempt to sol...

CVE-2026-43421

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Fix netdevice lifecycle with devicemove The network device outlived its parent gadget device during disconnection, resulting in dangling sysfs links and null pointer dereference problems. A prior attempt to sol...

CVE-2026-43421

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Fix netdevice lifecycle with devicemove The network device outlived its parent gadget device during disconnection, resulting in dangling sysfs links and null pointer dereference problems. A prior attempt to sol...

CVE-2026-43421 usb: gadget: f_ncm: Fix net_device lifecycle with device_move

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Fix netdevice lifecycle with devicemove The network device outlived its parent gadget device during disconnection, resulting in dangling sysfs links and null pointer dereference problems. A prior attempt to sol...

Linux Distros Unpatched Vulnerability : CVE-2026-43421

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: gadget: fncm: Fix netdevice lifecycle with devicemove The network device outlived its parent gadget device during disconnection, resulting in dangling sysf...

SUSE CVE-2026-31724

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: feem: Fix netdevice lifecycle with devicemove The netdevice is allocated during function instance creation and registered during the bind phase with the gadget device as its sysfs parent. When the function unbinds, t...

SUSE CVE-2026-31725

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fecm: Fix netdevice lifecycle with devicemove The netdevice is allocated during function instance creation and registered during the bind phase with the gadget device as its sysfs parent. When the function unbinds, t...

Linux Distros Unpatched Vulnerability : CVE-2026-31723

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: gadget: fsubset: Fix netdevice lifecycle with devicemove The netdevice is allocated during function instance creation and registered during the bind phase...