SOLVED
There was an old xlib which was responsible for this odd problem
---8<--- dpkg - Warnung: deaktualisiere xlibs von 6.8.2.dfsg.1-1 zu 6.8.2-69 ---8<---
After installing xlib 6.8.2-69 xsm I was able to install xsm
SOLVED
There was an old xlib which was responsible for this odd problem
---8<---
dpkg - Warnung: deaktualisiere xlibs von 6.8.2.dfsg.1-1 zu 6.8.2-69
---8<---
After installing xlib 6.8.2-69 xsm I was able to install xsm