This update for xkbcomp fixes the following issues:
- CVE-2018-15863: NULL pointer dereference triggered by a a crafted keymap file with a no-op modmask expression can
lead to a crash (bsc#1105832).
- CVE-2018-15861: NULL pointer dereference triggered by a crafted keymap file that induces an
xkb_intern_atom failure
can lead to a crash (bsc#1105832).
- CVE-2018-15859: NULL pointer dereference triggered by a specially a crafted keymap file can lead to a crash
(bsc#1105832).
- CVE-2018-15853: endless recursion triggered by a crafted keymap file that induces boolean negation can lead to a
crash (bsc#1105832).