0.0004 Low
EPSS
Percentile
5.1%
Unchecked NULL pointer usage in LookupModMask in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file with invalid virtual modifiers.
bugzilla.redhat.com/show_bug.cgi?id=1623029