Description
In all versions of AppArmor mount rules are accidentally widened when compiled.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| AppArmor | apparmor | all | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | apparmor | 3.0.12-1 | — |
| Debian 13 | apparmor | 3.0.12-1 | — |
| Debian 12 | apparmor | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | apparmor | 3.0.4-2ubuntu2.4 | USN-7035-1 |
| Ubuntu 20.04 LTS | apparmor | 2.13.3-7ubuntu5.4 | USN-7035-1 |
| Ubuntu 18.04 LTS | apparmor | No fix yet | — |
| Ubuntu 16.04 LTS | apparmor | No fix yet | — |
| Ubuntu 14.04 LTS | apparmor | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | apparmor | 3.1.4-1.1 | openSUSE-SU-2024:12971-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.17 | apparmor | 3.1.7-r0 | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | apparmor | 2.13-16 | — |
Advisories 2
- USN-7035-1 apparmor vulnerability Ubuntu Security Notices (USN) · Apr 27, 2026
- openSUSE-SU-2024:12971-1 apache2-mod_apparmor-3.1.4-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026