VDB
ALPINE-CVE-2018-6556
ALPINE-CVE-2018-6556
PUBLISHED
CVSS 3.299999952316284 LOW
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.
Risk Scores
CVSS v3.0
3.299999952316284
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.18 | lxc | 1.0.0-r3, 1.0.6-r1, 0.8.0-r2 |
| Alpine:v3.23 | lxc | 2.1.1-r8, 2.1.1-r7, 2.1.1-r6 |
| Alpine:v3.17 | lxc | 2.0.3-r1, 0.9.0-r0, 0 |
| Alpine:v3.20 | lxc | 1.0.0-r1, 0.7.4-r0, * |
| Alpine:v3.10 | lxc | 1.0.1-r0, 0.8.0-r7, * |
| Alpine:v3.21 | lxc | 2.0.7-r5, 2.1.1-r5, 2.0.3-r3 |
| Alpine:v3.7 | lxc | 2.0.8-r1, 0.7.4-r0, 0.7.4-r1 |
| Alpine:v3.19 | lxc | 1.0.6-r1, 0, 0.7.4-r1 |
| Alpine:v3.13 | lxc | 2.1.0-r1, 2.1.1-r0, 2.1.1-r1 |
| Alpine:v3.8 | lxc | 2.1.1-r7, 0.8.0-r2, 0.8.0-r1 |
| Alpine:v3.11 | lxc | 2.0.7-r3, 0.8.0-r3, 0.8.0-r2 |
| Alpine:v3.6 | lxc | 0.8.0-r0, 0.7.4_rc1-r0, 0.7.4-r3 |
| Alpine:v3.15 | lxc | 1.1.2-r2, 0, 0.7.4-r0 |
| Alpine:v3.14 | lxc | 2.1.1-r8, 2.1.1-r7, 2.1.1-r6 |
| Alpine:v3.12 | lxc | 0, 0.7.4-r0, 0.7.4-r1 |
| Alpine:v3.22 | lxc | 2.1.1-r8, 2.1.1-r7, 2.1.1-r6 |
| Alpine:v3.9 | lxc | 0, 2.1.1-r8, 2.1.1-r7 |
| Alpine:v3.16 | lxc | 0.7.4-r1, 0, 0.7.4-r0 |
Timeline
- Aug 10, 2018 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch