Description
Firejail allows local users to truncate /etc/resolv.conf via a chroot command to /.
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 | firejail | 0.9.44.2-1 | — |
| Debian 13 | firejail | 0.9.44.2-1 | — |
| Debian 12 | firejail | 0.9.44.2-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | firejail | 0.9.38-1ubuntu0.1 | — |