CVEvulnerability
CVE-2018-6556
3.3 LOW
Official page ↗
- Status
- Modified
- Published
- 2018-08-10
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 3.3 LOW — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-417
Description
lxc-user-nic when asked to delete a network interface will unconditionally open a user provided path. This code path may be used by an unprivileged user to check for the existence of a path which they wouldn't otherwise be able to reach. It may also be used to trigger side effects by causing a (read-only) open of special kernel files (ptmx, proc, sys). Affected releases are LXC: 2.0 versions above and including 2.0.9; 3.0 versions above and including 3.0.0, prior to 3.0.2.
Affected configurations
• canonical ubuntu linux 18.04
• linuxcontainers lxc (>= 2.0.0 <= 2.0.9)
• linuxcontainers lxc (>= 3.0.0 < 3.0.2)
• suse caas platform 1.0
• suse caas platform 2.0
• suse openstack cloud 6
• suse suse linux enterprise server 11
• opensuse leap 15.0
Related
Weakness · not in database (1)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00074.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00076.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00091.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00073.html lists.opensuse.org
- https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1783591 Issue Tracking, Third Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=988348 Issue Tracking, Patch
- https://security.gentoo.org/glsa/201808-02 Third Party Advisory
- https://usn.ubuntu.com/usn/usn-3730-1 Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00074.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00076.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00091.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00073.html lists.opensuse.org
- https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1783591 Issue Tracking, Third Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=988348 Issue Tracking, Patch
- https://security.gentoo.org/glsa/201808-02 Third Party Advisory
- https://usn.ubuntu.com/usn/usn-3730-1 Third Party Advisory