CVE-2018-6553
Fixed in a distro release EPSS <1%
The CUPS AppArmor profile incorrectly confined the dnssd backend due to use of hard links. A local attacker could possibly use this issue to escape confinement. This flaw affects versions prior to 2.2.7-1ubuntu2.1 in Ubuntu 18.04 LTS, prior to 2.2.4-7ubuntu3.1 in Ubuntu 17.10, prior to 2.1.3-4ubuntu0.5 in Ubuntu 16.04 LTS, and prior to 1.7.2-0ubuntu1.10 in Ubuntu 14.04 LTS.
Products: cups, canonical ubuntu_linux, debian_linux
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Chainguard | cups | 0 |
| Chainguard | cups-client | 0 |
| Chainguard | cups-dev | 0 |
| Chainguard | cups-doc | 0 |
| Chainguard | cups-libs | 0 |
| Chainguard | ipptool | 0 |
| Debian 12 | cups | 2.2.8-5 |
| Debian 13 | cups | 2.2.8-5 |
| Debian 14 | cups | 2.2.8-5 |
| Debian 8 | cups | 1.7.5-11+deb8u4 |
| Debian 9 | cups | 2.2.1-8+deb9u2 |
| Ubuntu 14.04 LTS | cups | 1.7.2-0ubuntu1.10 |
| Ubuntu 16.04 LTS | cups | 2.1.3-4ubuntu0.5 |
| Ubuntu 18.04 LTS | cups | 2.2.7-1ubuntu2.1 |
| Wolfi | cups | 0 |
| Wolfi | cups-client | 0 |
| Wolfi | cups-dev | 0 |
| Wolfi | cups-doc | 0 |
| Wolfi | cups-libs | 0 |
| Wolfi | ipptool | 0 |