CVE-2016-4581

Public on 2016-05-18
Modified on 2016-05-18
Description
fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certain case involving a slave mount, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted series of mount system calls.
Severity
Medium severity
Medium
CVSS v3 Base Score
4.7
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 kernel 2016-05-18 ALAS-2016-703 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 4.7 AV:L/AC:M/Au:N/C:N/I:N/A:C
NVD CVSSv2 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C
NVD CVSSv3 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H