VulnerabilityModified
CVE-2015-1344
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.
HIGH 7.2EPSS 0.38%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 2.0
- 7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 0.38% probability · 31th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- canonical/ubuntu linux · canonical/lxcfs
- Source
- security@ubuntu.com
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.