This bug was fixed in the package coinor-ipopt - 3.11.9-2.1ubuntu0.18.04.1
--------------- coinor-ipopt (3.11.9-2.1ubuntu0.18.04.1) bionic; urgency=medium
* Backport fix from 3.11.9-2.2 in Eoan (LP: #1833037) - Avoid use of uninitialized memory (Closes: #930577)
-- Graham Inggs <email address hidden> Tue, 18 Jun 2019 11:36:02 +0000
This bug was fixed in the package coinor-ipopt - 3.11.9- 2.1ubuntu0. 18.04.1
--------------- 2.1ubuntu0. 18.04.1) bionic; urgency=medium
coinor-ipopt (3.11.9-
* Backport fix from 3.11.9-2.2 in Eoan (LP: #1833037)
- Avoid use of uninitialized memory (Closes: #930577)
-- Graham Inggs <email address hidden> Tue, 18 Jun 2019 11:36:02 +0000