CVE-2015-4178 in Kernel
Summary
The fs_pin implementation in the Linux kernel before 4.0.5 does not ensure the internal consistency of a certain list data structure, which allows local users to cause a denial of service (system crash) by leveraging user-namespace root access for an MNT_DETACH umount2 system call, related to fs/fs_pin.c and include/linux/fs_pin.h.
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Reservation
06/04/2015
Disclosure
05/02/2016
Status
Confirmed
Entries
VulDB provides additional information and datapoints for this CVE:
| ID | Vulnerability | CWE | Exp | Cou | CVE |
|---|---|---|---|---|---|
| 83136 | Linux Kernel fs_pin.c null pointer dereference | 476 | Not defined | Official fix | CVE-2015-4178 |