SB2015082801 - Link following in lxc (Alpine package)



SB2015082801 - Link following in lxc (Alpine package)

Published: August 28, 2015

Security Bulletin ID SB2015082801
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Link following (CVE-ID: CVE-2015-1331)

The vulnerability allows a local non-authenticated attacker to manipulate data.

lxclock.c in LXC 1.1.2 and earlier allows local users to create arbitrary files via a symlink attack on /run/lock/lxc/*.


Remediation

Install update from vendor's website.