CVE-2025-71074

CVE-2025-71074 concerns the Linux kernel’s functionfs subsystem, where a race between open and removal can leave a freed object referenced by file->private_data. The root cause is the way ffs->opened is updated; using atomic_dec_and_test() vs atomic_add_return() leads to a window where an o...

CVE-2025-71074

In the Linux kernel, the following vulnerability has been resolved: functionfs: fix the open/removal races ffsepfileopen can race with removal, ending up with file-privatedata pointing to freed object. There is a total count of opened files on functionfs both ep0 and dynamic ones and when it hits...

PT-2026-2595

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists within the functionfs implementation, specifically in the ffs epfile open function. This condition can occur when a file is opened and removed concurrently,...