Upstream information

CVE-2015-1328 at MITRE

Description

The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 7.2
Vector AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete

Note from the SUSE Security Team

This security issue is Ubuntu specific and does not affect SUSE Linux Enterprise or openSUSE.

SUSE Bugzilla entry: 934950 [RESOLVED]

No SUSE Security Announcements cross referenced.


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Desktop 11 SP2 kernel-source Not affected
SUSE Linux Enterprise Desktop 11 SP3 kernel-source Not affected
SUSE Linux Enterprise Desktop 11 SP4 kernel-source Not affected
SUSE Linux Enterprise Desktop 12 GA kernel-source Not affected
SUSE Linux Enterprise Server 11 SP2 kernel-source Not affected
SUSE Linux Enterprise Server 11 SP2 LTSS kernel-source Not affected
SUSE Linux Enterprise Server 11 SP3 kernel-source Not affected
SUSE Linux Enterprise Server 11 SP4 kernel-source Not affected
SUSE Linux Enterprise Server 12 GA kernel-source Not affected
SUSE Linux Enterprise Server for VMWare 11 SP2 kernel-source Not affected
SUSE Linux Enterprise Server for VMWare 11 SP3 kernel-source Not affected