Description
xfpt versions prior to 1.01 fails to handle appropriately some parameters inside the input data, resulting in a stack-based buffer overflow vulnerability. When a user of the affected product is tricked to process a specially crafted file, arbitrary code may be executed on the user's environment.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Philip Hazel | xfpt | prior to 1.01 | — |
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 | xfpt | 1.00-3 | — |
| Debian 13 | xfpt | 1.00-3 | — |
| Debian 12 | xfpt | 0.11-1+deb12u1 | — |
| Debian 11 | xfpt | 0.11-1+deb11u1 | DLA-3977-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | xfpt | No fix yet | — |
| Ubuntu 26.04 LTS | xfpt | No fix yet | — |
| Ubuntu 25.10 | xfpt | No fix yet | — |
| Ubuntu 24.04 LTS | xfpt | 1.00-2ubuntu0.24.04.1 | USN-7192-1 |
| Ubuntu 22.04 LTS | xfpt | 0.11-1ubuntu0.1 | USN-7192-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | xfpt | No fix yet | — |
| Ubuntu 18.04 LTS | xfpt | No fix yet | — |
| Ubuntu 16.04 LTS | xfpt | No fix yet | — |
Advisories 2
- USN-7192-1 xfpt vulnerability Ubuntu Security Notices (USN) · Apr 27, 2026
- DLA-3977-1 xfpt - security update Debian Security (DSA / DLA) · Mar 9, 2026