Endless recursion exists in xkbcomp/expr.c in xkbcommon and libxkbcommon before 0.8.1, which could be used by local attackers to crash xkbcommon users by supplying a crafted keymap file that triggers boolean negation.
| Product | Vendor | Version |
|---|---|---|
| n/a | n/a | <= 6.5.20 |