Description
rkhunter versions before 1.4.4 are vulnerable to file download over insecure channel when doing mirror update resulting into potential remote code execution.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Red Hat | rkhunter | before 1.4.4 | — |
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 | rkhunter | 1.4.4-1 | — |
| Debian 13 | rkhunter | 1.4.4-1 | — |
| Debian 12 | rkhunter | 1.4.4-1 | — |
| Debian 7 | rkhunter | 1.4.0-1+deb7u1 | DLA-1039-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | rkhunter | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | rkhunter | 1.4.0-3ubuntu0.1~esm1 | — |
Advisories 1
- DLA-1039-1 rkhunter - security update Debian Security (DSA / DLA) · Mar 9, 2026