CVE-2016-7118 Information

Description

fs/fcntl.c in the \aufs 3.2.x+setfl-debian\ patch in the linux-image package 3.2.0-4 (kernel 3.2.81-1) in Debian wheezy mishandles F_SETFL fcntl calls on directories which allows local users to cause a denial of service (NULL pointer dereference and system crash) via standard filesystem operations as demonstrated by scp from an AUFS filesystem.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

http://seclists.org/oss-sec/2016/q3/395 http://www.openwall.com/lists/oss-security/2016/08/31/3 http://www.securityfocus.com/bid/92697

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5