Total vulnerabilities in the database
fs/overlayfs/dir.c in the OverlayFS filesystem implementation in the Linux kernel before 4.6 does not properly verify the upper dentry before proceeding with unlink and rename system-call processing, which allows local users to cause a denial of service (system crash) via a rename system call that specifies a self-hardlink.
| Software | From | Fixed in |
|---|---|---|
| oracle / linux | 6 | 6.x |
| linux / linux_kernel | - | 4.5.7.x |
| oracle / vm_server | 3.4 | 3.4.x |