Canonical Ubuntu 18.04 Lts
6 CVEs affecting Canonical Ubuntu 18.04 Lts. Latest disclosed: 2026-07-21. Critical: 1, High: 2.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2026-11386 | Critical | 9.0 | 2026-07-16 | An input validation and injection vulnerability exists in Canonical ubuntu-pro-client (formerly ubuntu-advantage-tools). The client constructs APT source files… |
CVE-2026-15226 | High | 8.4 | 2026-07-21 | A sandbox confinement bypass vulnerability exists in Canonical snapd within its internal execution environment compiler (snap-confine). The default seccomp sec… |
CVE-2026-3888 | High | 7.8 | 2026-03-17 | Local privilege escalation in snapd on Linux allows local attackers to get root privilege by re-creating snap's private /tmp directory when systemd-tmpfiles is… |
CVE-2024-5300 | Medium | 5.6 | 2026-07-21 | An access control bypass and information disclosure vulnerability exists in the base AppArmor security profile configuration of Canonical snapd. The abstractio… |
CVE-2026-9494 | Medium | 5.5 | 2026-07-16 | An information disclosure vulnerability exists in Canonical ubuntu-pro-client (formerly ubuntu-advantage-tools). The client validates Ubuntu Pro APT credential… |
CVE-2026-12391 | Medium | 5.0 | 2026-07-16 | An insecure symlink following vulnerability exists in Canonical ubuntu-pro-client (formerly ubuntu-advantage-tools) within the pro collect-logs command framewo… |