Description
Ardour v5.12 contains a use-after-free vulnerability in the component ardour/libs/pbd/xml++.cc when using xmlFreeDoc and xmlXPathFreeContext.
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 | ardour | 1:6.0.0~ds0-1 | — |
| Debian 13 | ardour | 1:6.0.0~ds0-1 | — |
| Debian 12 | ardour | 1:6.0.0~ds0-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | ardour | 1:5.12.0-3ubuntu4.1 | USN-5110-1 |
| Ubuntu 18.04 LTS | ardour | 1:5.12.0-3ubuntu0.1 | USN-5110-1 |
| Ubuntu 16.04 LTS | ardour | No fix yet | — |
Advisories 1
- USN-5110-1 ardour vulnerability Ubuntu Security Notices (USN) · Apr 27, 2026