CVE-2016-1580

Publication date 29 April 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

The setup_snappy_os_mounts function in the ubuntu-core-launcher package before 1.0.27.1 improperly determines the mount point of bind mounts when using snaps, which might allow remote attackers to obtain sensitive information or gain privileges via a snap with a name starting with "ubuntu-core."

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
ubuntu-core-launcher	16.04 LTS xenial	Fixed 1.0.27.1
	15.10 wily	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release

Notes

jdstrand

introduced in r83 only affects non-Ubuntu Core systems (ie, traditional Ubuntu systems running snappy)

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-2956-1
ubuntu-core-launcher vulnerability
29 April 2016