Description
Buffer Overflow vulnerability in Proftpd commit 4017eff8 allows a remote attacker to execute arbitrary code and can cause a Denial of Service (DoS) on the FTP service by sending a maliciously crafted message to the ProFTPD service port.
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 | proftpd-dfsg | 1.3.8.c+dfsg-2 | — |
| Debian 13 | proftpd-dfsg | 1.3.8.c+dfsg-2 | — |
| Debian 12 | proftpd-dfsg | 1.3.8+dfsg-4+deb12u5 | — |
| Debian 11 | proftpd-dfsg | 1.3.7a+dfsg-12+deb11u5 | DLA-4077-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | proftpd-dfsg | No fix yet | — |
| Ubuntu 26.04 LTS | proftpd-dfsg | No fix yet | — |
| Ubuntu 25.10 | proftpd-dfsg | No fix yet | — |
| Ubuntu 24.04 LTS | proftpd-dfsg | No fix yet | — |
| Ubuntu 22.04 LTS | proftpd-dfsg | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | proftpd-dfsg | No fix yet | — |
| Ubuntu 18.04 LTS | proftpd-dfsg | No fix yet | — |
| Ubuntu 16.04 LTS | proftpd-dfsg | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP6 | proftpd | 1.3.8b-150600.13.6.1 | SUSE-SU-2025:1028-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | proftpd | 1.3.8c-2.1 | openSUSE-SU-2025:14827-1 |
| openSUSE Leap 15.6 | proftpd | 1.3.8b-150600.13.6.1 | SUSE-SU-2025:1028-1 |
Advisories 4
- DLA-4077-1 proftpd-dfsg - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2025:14827-1 proftpd-1.3.8c-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2025:1028-1 Security update for proftpd SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2025-0295 ProFTPD: Schwachstelle ermöglicht Denial of Service BSI CERT-Bund (WID) · Nov 27, 2025