The compat_sys_mount function in fs/compat.c in Linux kernel 2.6.20 and earlier allows local users to cause a denial of service (NULL pointer dereference and oops) by mounting a smbfs file system in compatibility mode ("mount -t smbfs").
| Product | Vendor | Version |
|---|---|---|
| n/a | n/a | < 7574f30337e19045f03126b4c51f525b84e5049e |
| n/a | n/a | <= 5.10.* |