Vulnerability Description
The do_write_pids function in lxcfs.c in LXCFS before 0.12 does not properly check permissions, which allows local users to gain privileges by writing a pid to the tasks file.
CVSS Score
7.2
HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Ubuntu Linux | 15.04 |
| Canonical | Lxcfs | <= 0.11 |
Related Weaknesses (CWE)
References
- http://www.ubuntu.com/usn/USN-2813-1
- https://bugs.launchpad.net/ubuntu/+source/lxcfs/+bug/1512854
- https://github.com/lxc/lxcfs/commit/8ee2a503e102b1a43ec4d83113dc275ab20a869a
- http://www.ubuntu.com/usn/USN-2813-1
- https://bugs.launchpad.net/ubuntu/+source/lxcfs/+bug/1512854
- https://github.com/lxc/lxcfs/commit/8ee2a503e102b1a43ec4d83113dc275ab20a869a
FAQ
What is CVE-2015-1344?
CVE-2015-1344 is a vulnerability with a CVSS score of 7.2 (HIGH). The do_write_pids function in lxcfs.c in LXCFS before 0.12 does not properly check permissions, which allows local users to gain privileges by writing a pid to the tasks file.
How severe is CVE-2015-1344?
CVE-2015-1344 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-1344?
Check the references section above for vendor advisories and patch information. Affected products include: Canonical Ubuntu Linux, Canonical Lxcfs.