Description
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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://security.gentoo.org/glsa/201810-05 ↗
- https://usn.ubuntu.com/3786-1/ ↗
- https://usn.ubuntu.com/3786-2/ ↗
- https://lists.freedesktop.org/archives/wayland-devel/2018-August/039232.html ↗
- https://github.com/xkbcommon/libxkbcommon/commit/1f9d1248c07cda8aaff762429c0dce146de8632a ↗
- https://access.redhat.com/errata/RHSA-2019:2079 ↗