UBUNTU-CVE-2026-23158

In the Linux kernel, the following vulnerability has been resolved: gpio: virtuser: fix UAF in configfs release path The gpio-virtuser configfs release path uses guardmutex to protect the device structure. However, the device is freed before the guard cleanup runs, causing mutexunlock to operate ...

CVE-2026-23158 gpio: virtuser: fix UAF in configfs release path

In the Linux kernel, the following vulnerability has been resolved: gpio: virtuser: fix UAF in configfs release path The gpio-virtuser configfs release path uses guardmutex to protect the device structure. However, the device is freed before the guard cleanup runs, causing mutexunlock to operate ...

CVE-2026-23158 gpio: virtuser: fix UAF in configfs release path

In the Linux kernel, the following vulnerability has been resolved: gpio: virtuser: fix UAF in configfs release path The gpio-virtuser configfs release path uses guardmutex to protect the device structure. However, the device is freed before the guard cleanup runs, causing mutexunlock to operate ...

PT-2026-26051

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description The Linux kernel contains a flaw in the perf/core subsystem related to ring buffer management. A race condition can occur between a failing mmap setup and a concurrent mmap on a dependen...