This bug was fixed in the package debian-installer - 20101020ubuntu547
--------------- debian-installer (20101020ubuntu547) cosmic; urgency=medium
[ Adam Conrad ] * Fix permissions on the netboot.tar kernel (LP: #1781036)
[ Andy Whitcroft ] * Move master kernels to 4.15.0-29.
-- Andy Whitcroft <email address hidden> Wed, 25 Jul 2018 21:02:46 +0100
This bug was fixed in the package debian-installer - 20101020ubuntu547
---------------
debian-installer (20101020ubuntu547) cosmic; urgency=medium
[ Adam Conrad ]
* Fix permissions on the netboot.tar kernel (LP: #1781036)
[ Andy Whitcroft ]
* Move master kernels to 4.15.0-29.
-- Andy Whitcroft <email address hidden> Wed, 25 Jul 2018 21:02:46 +0100