CVE-2018-15853

Published: 25 August 2018

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.

Priority

Low

CVSS 3 base score: 5.5

Status

Package Release Status
libxkbcommon
Launchpad, Ubuntu, Debian
Upstream
Released (0.8.2-1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (0.8.0-1ubuntu0.1)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (0.5.0-1ubuntu2.1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [0.4.1-0ubuntu1.1])
Patches:
Vendor: https://github.com/xkbcommon/libxkbcommon/commit/1f9d1248c07cda8aaff762429c0dce146de8632a