Vulnerability identifier: #VU13631
Vulnerability risk: Low
Exploitation vector: Local
Exploit availability: No
Vendor: Linux Foundation
The vulnerability allows a local attacker to create arbitrary files on the target system.
The vulnerability exists due to the inode_init_owner function, as defined in the fs/inode.c source code file, allows the creation of arbitrary files in set-group identification (SGID) directories. A local attacker can create arbitrary files with unintended group ownership.
Update to version 4.17.4.
Vulnerable software versions
Linux kernel: 4.15.0 - 4.17.3
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?