CVE-2026-68178

A flaw was found in the Linux kernel's NSM Network Shared Memory misc device. A local user could exploit this by opening the /dev/nsm device and then unloading the NSM module. This allows a subsequent operation ioctl on the open file descriptor to call into memory that has been deallocated,...

CVE-2026-68178 misc: nsm: pin the module while the device is open

In the Linux kernel, the following vulnerability has been resolved: misc: nsm: pin the module while the device is open miscopen installs a misc driver's file operations with fopsget, which pins fileoperations::owner before replacing the file's fop. The NSM misc device leaves nsmdevfops.owner unse...

CVE-2026-68178 misc: nsm: pin the module while the device is open

In the Linux kernel, the following vulnerability has been resolved: misc: nsm: pin the module while the device is open miscopen installs a misc driver's file operations with fopsget, which pins fileoperations::owner before replacing the file's fop. The NSM misc device leaves nsmdevfops.owner unse...

EUVD-2026-55279

In the Linux kernel, the following vulnerability has been resolved: misc: nsm: pin the module while the device is open miscopen installs a misc driver's file operations with fopsget, which pins fileoperations::owner before replacing the file's fop. The NSM misc device leaves nsmdevfops.owner unse...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ptp: vmclock: Added .owner to vmclockmiscdevfops. Without the .owner field, the module can be unloaded while /dev/vmclock0 is open, resulting in an oops...