In the Linux kernel, the following vulnerability has been resolved:mm: revert "mm: shmem: fix data-race in shmem_getattr()"Revert d949d1d14fa2 ("mm: shmem: fix data-race in shmem_getattr()") assuggested by Chuck [1]. It is causing deadlocks when accessing tmpfs overNFS.As Hugh commented, "added just to silence a syzbot sanitizer splat: addedwhere there has never been any practical problem".
No PoCs from references.
- https://github.com/w4zu/Debian_security