
Find real vulnerabilities before they ship
The ext4_iget function in fs/ext4/inode.c in the Linux kernel through 4.15.15 mishandles the case of a root directory with a zero i_links_count, which allows attackers to cause a denial of service (ext4_process_freed_data NULL pointer dereference and OOPS) via a crafted ext4 image.
Base Score
5.5| Base Score | 5.5 |
|---|---|
| Vector String | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| Base Severity | Medium |
| Version | 3.0 |
| Attack Vector (AV) | LOCAL |