CVE-2012-0055 Information

Description

OverlayFS in the Linux kernel before 3.0.0-16.28 as used in Ubuntu 10.0.4 LTS and 11.10 is missing inode security checks which could allow attackers to bypass security restrictions and perform unauthorized actions.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.openwall.com/lists/oss-security/2012/01/17/11 http://www.ubuntu.com/usn/USN-1363-1 http://www.ubuntu.com/usn/USN-1364-1 http://www.ubuntu.com/usn/USN-1384-1 https://access.redhat.com/security/cve/cve-2012-0055 https://bugs.launchpad.net/ubuntu/+source/linux/+bug/915941 https://bugzilla.suse.com/show_bug.cgi?id=CVE-2012-0055

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8