PT-2015-5223 · Linux Containers · Lxcfs

Serge Hallyn + 1 · Published 2015-12-07 · Updated 2015-12-08 · CVE-2015-1344

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions LXCFS versions prior to 0.12

Description The issue arises from the do write pids function in lxcfs.c, which fails to properly check permissions. This allows local users to gain privileges by writing a pid to the tasks file.

Recommendations For versions prior to 0.12, update to version 0.12 or later to resolve the issue.

Fix

Weakness Enumeration

CWE-264

Related Identifiers

CVE-2015-1344

Affected Products

Lxcfs

References · 4

• http://ubuntu.com/usn/USN-2813-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2015-1344 · Security Note
• https://github.com/lxc/lxcfs/commit/8ee2a503e102b1a43ec4d83113dc275ab20a869a · Note
• https://bugs.launchpad.net/ubuntu/+source/lxcfs/+bug/1512854 · Note